Roe Unit 2 Review

Front

What is the formula for aluminum sulfite?

Back

Al₂(SO₃)₃

Front

What two types of atoms make a covalent bond?

Back

2 Nonmetals

Front

How many valence electrons do most atoms need to be stable?

Back

8

Front

What do atoms that form positive ions tend to do?

Back

lose electrons

Front

Covalent bonds are between...

Back

Non-metal and Non-metal

Front

What is a covalent bond?

Back

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

Front

What is the octet rule?

Back

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

Front

What is the difference between ionic and covalent bonds?

Back

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

Front

What is a positive ion called?

Back

Cation

Front

What is a negative ion called?

Back

Anion