Unit 3.1 - Bonding & Nomenclature Quiz

How many valence electrons does Magnesium Have?

• 1 Valence electron

• 2 Valence electron

• 3 Valence electron

• 4 Valence electron

• 5 Valence electron

Tags

NGSS.MS-PS1-1

Valence electrons are transferred

• Ionic bonds

• Covalent bonds

Valence electrons are shared

• Ionic bonds

• Covalent bonds

Why do most elements create chemical bonds?

• To gain electrons, so that each element has more electrons.

• To equal the number of protons and electrons.

• To stop radioactive decay.

• To reach eight valence electrons, which makes them stable.

If an element gains one electrons, what charge will it have as an ion?

• +1

• -1

• Zero

• -2

What should be the chemical formula for this ionic compound?

• CaCl

Which element is giving up electrons?

• Sodium
• Oxygen

What is the chemical formula and name of this compound?

• 
• 
• 

Tags

NGSS.MS-PS1-1

Two atoms that are sharing unpaired valence electrons have formed a

• covalent

• ionic bond

• ionic compound

• hydrogen bond

How many electrons are being shared in a double covalent bond?

• 2

• 4

• 6

• 8