Ionic and Covalent Bonding

Front

When an atom loses a valence electron, it becomes a(n) _________ion.

Back

positive

Front

What makes a positive ion?

Back

Losing electrons.

Front

Ionic bonds form between metals and ____.

Back

nonmetals

Front

How many valence electrons does Carbon have?

Back

4

Front

A cation is a ____ ion.

Back

positive

Front

What is an anion?

Back

A negatively charged ion.

Front

What type of bond is formed when two nonmetals share electrons?

Back

Covalent bond.

Front

What is the main difference between ionic and covalent bonds?

Back

Ionic bonds involve transfer of electrons, while covalent bonds involve sharing of electrons.

Front

What is a valence electron?

Back

An electron in the outermost shell of an atom.

Front

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

Back

Positive.