Front

What happens to an atom when it gains electrons?

Back

It becomes negative because it has added electrons.

Front

What is the formula for the compound formed between Na¹⁺ and F^1-?

Back

NaF

Front

How many valence electrons do atoms need to be stable?

Back

8

Front

What kind of ion does Aluminum form?

Back

Al⁺³

Front

How many electrons should Carbon have around its Lewis dot model?

Back

4

Front

Define ionic bond.

Back

An ionic bond is a chemical bond formed between two ions with opposite charges.

Front

What is the charge of a sodium ion (Na) when it loses one electron?

Back

+1

Front

What is the charge of a fluoride ion (F) when it gains one electron?

Back

-1

Front

Explain the octet rule.

Back

The octet rule states that atoms tend to gain, lose, or share electrons to achieve a full outer shell of 8 electrons.

Front

What is a cation?

Back

A cation is a positively charged ion that is formed when an atom loses one or more electrons.