INTERCLASS COMPETITION
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Questions and Answers

In which state are the distances between the particles greatest?

Gaseous state

When a gas is compressed, it changes state into a

Liquid

An example of a substance that can sublime is

Dry ice

How many atoms of hydrogen are present in 3H2O?

<p>6</p> Signup and view all the answers

The chemical symbol of sodium is

<p>Na</p> Signup and view all the answers

A combination of sand and water is an example of

<p>MIXTURE</p> Signup and view all the answers

The chemical name for common salt is

<p>Sodium Chloride</p> Signup and view all the answers

A substance containing two or more elements chemically combined together is referred to as a/an

<p>COMPOUND</p> Signup and view all the answers

Which state of matter has no definite shape and volume?

<p>Gas</p> Signup and view all the answers

The process by which solid changes directly to gas is

<p>Sublimation</p> Signup and view all the answers

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