Types of bond review quiz

In a covalent bond, electrons are ______.

• shared

• lost

• gained

• destroyed

NaCI is the chemical formula for what?

• water

• chlorine gas

• sodium chloride

• sodium metal

The atom that contains the fewest electrons is _____.

• helium

• water

• hydron

• oxygen

In sodium chloride, which atom loses an electron?

• chloride

• sodium

• salt

• neither

Why is potassium iodine added to table salt? (NaCl)

• It adds to the flavor of salt.

• Iodine is in the formula for table salt

• Iodine is an element essential for health

• Table salt caused high blood pressure.

The iodine ion I^- carries what type of charge?

• positive

• neutral

• both

• negative

Francium, which is the same chemical family as sodium, will carry what type of charge?

• negative

• neutral

• both

• positive

What kind of charge does an ionic compound carry?

• neutral

• positive

• negative

• unknown

How many electrons are shared in a double bond?

• one pair

• two pairs

• one

• two

Is a molecule of hydrogen chloride (HCI) polar or Nonpolar?

• nonpolar

• neither

• polar

• both