Atoms, elements and compounds

Front

Atoms mostly consist of _____ space.

Back

empty

Front

A column in the periodic table is called a?

Back

Group

Front

All elements can be categorized as metals or non-metals.

Back

True

Front

Is chlorine an example of a non-metal element?

Back

True

Front

Calcium is an example of a (metal or non-metal) element.

Back

metal

Front

A proton has a relative mass of...

Back

1

Front

A neutron has a relative mass of...

Back

1

Front

An electron has a relative mass of...

Back

0.0005

Front

What is the atomic number of this beryllium atom?

Back

4

Front

What is the nucleon number of this beryllium atom?

Back

9