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7th CBSE
IMPORTANT
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Compounds are impure substances.

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Important Questions on Matter Around Us

MEDIUM
7th CBSE
IMPORTANT
Focus Science Social Science Class 7 Term I>Chapter 3 - Matter Around Us>Evaluation>Q 2
The atomicity of hydrogen molecule is two.
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7th CBSE
IMPORTANT
Focus Science Social Science Class 7 Term I>Chapter 3 - Matter Around Us>Evaluation>Q 3
Symbols represent the molecule of an element.
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7th CBSE
IMPORTANT
Focus Science Social Science Class 7 Term I>Chapter 3 - Matter Around Us>Evaluation>Q 4
The number of atoms in a formula is written in super-script.
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7th CBSE
IMPORTANT
Focus Science Social Science Class 7 Term I>Chapter 3 - Matter Around Us>Evaluation>Q 5
All metals are malleable and ductile.
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7th CBSE
IMPORTANT
Focus Science Social Science Class 7 Term I>Chapter 3 - Matter Around Us>Evaluation>Q 1
Explain the effect of heat on the three states of matter, starting with a solid.
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7th CBSE
IMPORTANT
Focus Science Social Science Class 7 Term I>Chapter 3 - Matter Around Us>Evaluation>Q 2
Compare metals and non-metals based on any 4 properties.
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7th CBSE
IMPORTANT
Focus Science Social Science Class 7 Term I>Chapter 3 - Matter Around Us>Evaluation>Q 1
What changes take place in the movement and arrangement of particles when a solid is heated?
MEDIUM
7th CBSE
IMPORTANT
Focus Science Social Science Class 7 Term I>Chapter 3 - Matter Around Us>Evaluation>Q 2

In the diagram below, identify all combinations that represent a molecule of a compound.

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