Ions and Ionic Compounds

Front

What ions does table salt contain?

Back

Na+ and Cl-

Front

What is the ionic charge of elements in Group 13 of the periodic table?

Back

+3

Front

Why are ions formed?

Back

Because atoms want 8 valence electrons.

Front

What is the ionic charge of elements in Group 2 of the periodic table?

Back

+2

Front

An atom becomes _________ when it gains electrons.

Back

Negative

Front

What is an ion?

Back

An atom or molecule that has a net electric charge due to the loss or gain of one or more electrons.

Front

What is a cation?

Back

A positively charged ion, formed when an atom loses electrons.

Front

What is an anion?

Back

A negatively charged ion, formed when an atom gains electrons.

Front

What is the octet rule?

Back

Atoms tend to gain, lose, or share electrons to achieve a full outer shell of 8 electrons.

Front

What is the ionic charge of sodium (Na)?

Back

+1