Chemical bonding

Front

What elements generally make an ionic bond?

Back

Metal and nonmetal.

Front

What does ionic bonding involve?

Back

The transfer of electrons.

Front

What happens when a sodium atom loses an electron?

Back

It becomes positively charged.

Front

What is the number of valence electrons for Calcium (Group 2)?

Back

2.

Front

What is a valence electron?

Back

An electron that is found in the outermost shell of an atom.

Front

What type of bond is formed between two nonmetals?

Back

Covalent bond.

Front

What is the charge of an ion formed when an atom gains an electron?

Back

Negatively charged (anion).

Front

What is the charge of an ion formed when an atom loses an electron?

Back

Positively charged (cation).

Front

What is the octet rule?

Back

Atoms tend to gain, lose, or share electrons to have eight valence electrons.

Front

What is a covalent bond?

Back

A bond formed by the sharing of electrons between two nonmetals.