Chemical Formula

What is a fluoride ion's charge?

• +1

• -1

• +2

• -2

What is the formula of magnesium chloride?

What is the formula of the carbonate ion?

What is the formula of Zinc Nitrate?

What is the formula of silver sulphate?

Which of these have commonly form ions with a 3+ charge?

• Aluminium

• Barium

• Iron

• Copper

(Ignoring subscripts) what is the formula of Iron (III) hydroxide?

What is the name of this compound?

Fe₂(SO₄)₃

(Ignoring subscripts) what is the formula of copper (II) iodide?

What is the charge of the vanadium ion in this compound?

NH₄VO₃