Atomic Structure

Front

How many valence electrons are found in atoms of group 14?

Back

4

Front

Which group has the greatest number of valence electrons? Options: 1, 14, 18, 16

Back

18

Front

Valence electrons

Back

The number of electrons in the outermost shell

Front

Valence electrons are:

Back

Electrons farthest away from the nucleus

Front

What groups are the most reactive metals? Options: 2 and 3, 1 and 18, 1 and 2, 16 and 17

Back

1 and 2

Front

What groups are the most reactive non metals?

Back

16 and 17

Front

How do electrons of an element determine that element's reactivity?

Back

If the valence shell has missing electrons it is very reactive to attract or lose more electrons.

Front

Value representing the number of protons in an element

Back

Atomic Number

Front

A charged atom

Back

Ion

Front

Subatomic particle with a charge of 0: neutron, proton, electron, quark

Back

neutron