Exam 3

The chemical bond between a non-metal and another non-metal will be a ________ bond.

• metal

• ionic

• covalent

• polar

This could be the dot diagram of

• Mg

• Cl

• C

• O

Elements that have atoms with full valence shells in the ground state are in

• Group 1

• Group 2

• Group 17

• Group 18

This could be the dot diagram of

• P
• Ar
• Na
• B

What type of bonding does this picture show?

• Ionic

• Covalent

What is the ionic formula for a bond between Calcium and Phosphorus?

• Ca₂P₃

• Ca₃P₂

• Ca₂P₅

• P₅Ca₂

Chemical bond formed when two atoms share one or more pairs of electrons

• ionic bond

• bail bond

• covalent bond

• hydrogen bond

What atom matches this electron configuration?
1s²2s²2p⁶3s²

• Neon
• Magnesium
• Aluminum
• Potassium

What electron configuration matches an oxygen atom?

• 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵
• 1s²2s²2p⁴
• 1s²2s²2p⁶
• 1s²2s²2p⁶3s²3p⁶4s²3d¹

How many electrons can the first energy level hold?

• 1
• 2
• 8
• 0