Elements and Compounds

Front

Na is the chemical symbol for:

Back

Sodium

Front

C is the chemical symbol for:

Back

Carbon

Front

Helium, which is put in balloons, is less dense than air.

Back

True

Front

The chemical symbol for Mercury is HG.

Back

False

Front

An Element is a simple pure substance. It __________ be separated?

Back

cannot

Front

Frying pans are usually made from metals because they are good conductors of heat.

Back

True

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Front

A _______________ is two or more elements that are chemically combined.

Back

Compound

Tags

NGSS.MS-PS1-1

Front

A compound has different properties than the elements that react to form it.

Back

True

Tags

NGSS.MS-PS1-2

Front

Can a compound be separated?

Back

can

Front

Are compounds chemically combined?

Back

Yes

Tags

NGSS.MS-PS1-5