write the formulae of the following compounds , showing the steps involved
(a) sodium chloride
(b) magnesium nitrate
(c) magnesium sulphate
(d) aluminium chloride
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Answered by
0
Answer:
(a) Sodium oxide: Na²0
(b) Magnesium Nitrate: Mg(NO³)²
Answered by
1
Answer:
a) NaCl (Na, vall. 1 and Cl, vall. 1 , so the compound is NaCl)
b) Mg(NO3)2 [Mg, vall. 2 and NO3, vall. 1 so it's Mg(NO3) 2]
c) MgSO4 [ Mg, vall. 2 and SO4 vall. 2 so the compound is MgSO4]
d) AlCl3 [Al vall. 3 and Cl vall. 1 so the compound is AlCl3]
hope it helps
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