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If a metal R forms a compound with the formula R(NO3)2 , the formula of its ...

If a metal R forms a compound with the formula R(NO3)2 , the formula of its tetraoxosulphate (IV) is
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  • A R(SO4)2
  • B RSO4
  • C R2SO4
  • D R2(SO4)3
Correct Answer: Option B
Explanation:

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