Chemistry 2

What is the valency of Group III

• 4

• 3

• 2

What is the formula for Aluminum Sulfide?

State the name of this ion

Fraw a structural diagram for nitric acid

Which ion is the polyatomic ion?

• H⁺

• OH^-

• Al₂S₃

Which element has the valency of 1 in Group 7?

• Beryllium, Baron, Germanium

• Fluorine, Chlorine, Astatine

• Sulfur, Polonium, Oxygen

Valency of Group IV

• 4

• 3

• 2

State the gas we breathe out

Which ion is a special ion?

• CH₃ COO^-

• Al₂S₃

• H₂O

What is the formula of Ethanoate?