Write the molecular formulae for the following compounds 

(a) Copper (II) bromide 

(b) Aluminium (III) nitrate 

(c) Calcium (II) phosphate 

(d) Iron (III) sulphide 

(e) Mercury (II) chloride 

(f) Magnesium (II) acetate

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1 Answers

(a) CuBr

(b) Al(NO3)

(c) Ca3(PO4)2 

(d) Fe2 S

(e) HgCl2 

(f) Mg(CH3 COO)2

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