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Grade: 11
        
write formulas for the following compounds: 
  1. mercury (2) chloride
  2. nickel(2) sulphate 
  3. tin(4)oxide
  4. thallium(1)sulphate
  5. iron(3)sulphate
  6. chlorium(3)oxide
7 months ago

Answers : (1)

Aman Kumar Yadav
31 Points
							By criss -cross method :--1.Hg (+2)+ Cl(-1)---->HgCl22.Ni (+2) +SO4(-2)---->NiSO43.Sn(+4) +O(-2)---->Sn2O4---->SnO24.Tl(+1)+SO4(-2)---->Tl2SO45.Fe(+3)+SO4(-2)---->Fe2(SO4)36.Cr(+3)+O(-2)---->Cr2O3
						
7 months ago
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