Give the name of this compound: MgH₂

(a)  

Give the symbol for this: hydrogen gas

(a)  

nitrous acid has a chemical formula of (a)  

What is the chemical name of this compound?

Hg(NO₃)₂

(a)  

Slake lime is compound with a chemical formula of Ca(OH)₂. What is the chemical name of this ionic compound?

(a)  

Give the chemical formula of this hydrate: cobalt (II) chloride hexahydrate.

(a)  

What is the chemical formula of aluminum chloride?

(a)  

Phosphorus pentafluoride has a chemical formulas of (a)  

What organic compound has this chemical formula?

C₆H₁₂O₆

(a)