First 40 Chemicals of the Periodic Table
1
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
2
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
3
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
4
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
5
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
6
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
7
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
8
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
9
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
10
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
11
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
12
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
13
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
14
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
15
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
16
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
17
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
18
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
19
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
20
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
21
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
22
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
23
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
24
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
25
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
26
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
27
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
28
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
29
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
30
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
31
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
32
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
33
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
34
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
35
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
36
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
37
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
38
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
39
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
40
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
Na
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
K
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
Cr
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
Mn
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
Fe
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
Cu
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
Rb
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
Sr
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
Zr
Oxygen
Strontnium
Copper
Beryllium
Copper
Titanium
Fluorine
Scandium
Iron
Zirconium
Gallium
Silicone
Cobalt
Arsenic
Aluminum
Clorine
Krypton
Iron
Calcium
Neon
Potassium
Sodium
Carbon
Manganese
Magnesium
Nickel
Phosphorus
Zinc
Selenium
Sodium
Germanium
Sulfur
Rubidium
Bromine
Argon
Lithium
Chromium
Yttrium
Zirconium
Chromium
Potassium
Manganese
Vanadium
Nitrogen
Boron
Rubidium
Strontnium
Helium
Hydrogen
{"name":"First 40 Chemicals of the Periodic Table", "url":"https://www.quiz-maker.com/QPREVIEW","txt":"1, 2","img":"https://www.quiz-maker.com/3012/images/ogquiz.png"}