Quiz for Chapter1 (Chemistry)
Chemistry Measurement Quiz
Test your knowledge of the SI system and measurement units in chemistry! This quiz is designed to help you understand important concepts related to measurements, density, energy, and significant figures.
- Multiple choice questions
- Covering key topics in chemistry
- Perfect for students and educators alike
In every measurement, a number is followed by a
Another number
Unit
Name
The SI system is a decimal system based on
5
100
10
The length uses the unit ..... In metric system
Cm
M
Km
Nm
The mass uses the unit .... in SI system
Kg
G
L
ML
The temperature uses the unit .... in SI system
Kelvin
Cubic meter
Celsius
The volume uses the unit ... In the metric system
Meter
Cubic meter
Cubic kilometer
Liter
The time uses the unit ... In the SI system
Hour
Second
Day
Week
Length is measured using a
Kilometer stick
Graduated cylinder
Meter stick
Balance
Temperature is measured using a
Graduated cylinder
Thermometer
Voltmeter
Ammeter
Volume is measured using a
Graduated cylinder
Ammeter
Multimeter
Balance
The density is
The volume divided by the mass
The mass divided by the volume
The mass divided by the length
The length divided by the mass
What is the density of Ice?
1.00 g/mL
0.092 g/mL
0.785 g/mL
0.92 g/mL
Why the ice floats in water?
Its density is less than the density of water
Its density is more than the density of the water
Its density is equal to the density of water
.... Is the energy of matter in motion
Potential energy
Kinetic energy
Nuclear energy
Thermal energy
Is the specific heat different for different substances?
Yes
No
What is the unit of specific heat?
J/g°C
Kcal/g°C
Both of them
None of them
All non-zero numbers in a measured number are
Significant
Not significant
Sandwich zeros are
Follow non-zero numbers in numbers without decimal points
Precede non-zero digits in a decimal number
Occur between non-zero numbers
Trailing zeros are
Follow non-zero numbers in numbers without decimal points
Precede non-zero digits in a decimal number
Occur between non-zero numbers
To write a number in scientific notation, the decimal point is moved after the
First digit
Second digit
Last digit
What is the correct scientific notation for: 12800000
1.28 x 10^7
12.8 x 10^6
128.0 x 10^5
1.28 x 10^9
What is the correct scientific notation for: 0.00009
9 x 10^ 5
9 x 10^ -5
9 x 10^ 4
9 x 10^ -4
What is standard number of 5.0 x 10^-2
500
0.0050
0.050
What is standard number of 7.3 x 10^5
730000
7300000
0.000073
State the number of significant figures of 0.03456
5
6
4
State the number of significant figures of 4.050505
4
7
1
3
State the number of significant figures of 0.006
1
2
3
4
Which answer contain 2 significant figures?
23000
23.000
2.003
All the zeros are significant in
0.0067
67000
24.0000
The number of significant figures in 30.001
2
3
4
5
What is the density in g/mL if 64g has a volume of 4mL?
16 g/mL
0.0625 g/mL
256 g/mL
D= 95 g/mL, V= 32 mL, M = ?
2.96 g
0.36 g
3040 g
If we have an object, its density = 1289 g/cm3 and its mass = 2 kg, what is its volume?
1.552 cm3
1.55 x 10^-3 cm3
644.5 cm3
0.6445 cm3
How many calories are obtained from 184 J?
188.148 cal
769.86 cal
43.98 cal
What is the specific heat of a metal if 30g absorbs 290 J of energy and the temperature raises from 15 °C to 19 °C?
2.42 J/g°C
2.42 cal/g°C
38.67 J/g°C
38.67 cal/g°C
How many kilojoules are needed to raise the temperature of 410 g of water from 10 °C to 65 °C?
94,349.2 J
94.3492 KJ
1.781 J
1.781 KJ
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