Chemical bonding

Why do atoms bond?

• They typically don't bond

• To add or take away energy levels

• To have a full valance shell.

• To have a full inner shell

Ionic bonding is between a

• nonmetal and nonmetal

• metal and nonmetal

• metal and metal

• Depends on the situation

Covalent bonding is between a

• nonmetal and nonmetal

• metal and nonmetal

• metal and metal

• It depends on the situation

What do positive ions tend to do?

• lose electrons

• gain electrons

• lose protons

• gain protons

What happens when magnesium loses 2 electrons?

• It stabilizes to a net charge of 0

• It turns into an atom

• It becomes negatively charged

• It becomes positively charged

Predict the bond between Mg and Cl

• covalent

• ionic

• metallic

• none of the above

What is the chemical formula for Lithium Nitride?

• Li₃N

• LiN₃

• NLi₃

• N₃Li

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

• Ca₂P₃

• Ca₃P₂

• Ca₂P₅

• P₅Ca₂

What category of element usually forms a positive ion?

• Metals

• Nonmetals

• metalloids

• Noble gases

Which category of elements usually form negative ions?

• metals

• nonmetals

• metalloids

• noble gases