Chemistry Knowledge Quiz
Chemistry Knowledge Quiz
Test your understanding of fundamental chemistry concepts with this interactive quiz! Whether you're a student eager to assess your knowledge or someone looking to reinforce your learning, this quiz has something for everyone.
- Multiple choice and checkbox questions
- Covers essential topics like elements, molecular formulas, and bonding
- Scores awarded for correct answers
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Element is ...
The simplest pure substane which can neither be split nor built up from other simpler substances by any chemical reaction.
The simplest pure substance that can be built from other simpler substances by any chemical reaction
The simplest pure substance which can be split up into other simpler substances
A substance made from the chemical reaction of two or more atoms.
We can obtained the information from molecular formula ( tick all the correct answers)
Information about the number of atoms of each element present in one molecule of the compound.
To find the molecular weight of the substance
Ratio of the products
Process for the formation of molecule
One molecule of calcium chloride contains ...
1 atom of Ca and 2 atoms of Cl
2 atoms of Ca and one atom of Cl
1 atom of Ca and 1 atom of Cl
2 atoms of Ca and 2 atoms of Cl
Which of the following is not an inert gas?
He
Ar
O
Ne
Valency of an element can be known by........ (tick all the correct answers)
If the valence electrons of an atom is less than 4 then Valency = no. of Valence electrons
Valency of an element = atomic number
Valency of an element = atomic mass of an element
Valency of an element = 8 - Valence electrons (if Valence electron > 4)
Metals are those element that...
Lose electrons to get positive charge
Gain electrons to get negative charge
Inert in nature
Can sometimes donate and sometimes gain electrons
Which one is not considered as sub atomic particles of an atom?
Proton
Neutron
Shell
Electron
According to the Aufbau's principle, electrons should be distributed.....
On the basis of increasing energy level
On the basis of decreasing energy level
On the basis of equal energy level
On the basis of 2n^2 rule
The electrons that can be filled in d-orbital is...
2
6
10
14
Which one is stronger bond?
Electrovalent bond
Covalent bond
Both are of equal strength
Co-ordinate covalent bond
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