NTSE Stage 2 SAT 2019 Exam Question Paper

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Question : 79 of 100

Marks: +1, -0

Which of the following set of reactions will NOT occur?

I.

MgSO_4(aq)+Fe(s) –––––––>FeSO_4(aq)+Mg(s)

II.

CuSO_4(aq)+Fe(s) –––––––>FeSO_4(aq)+Cu(s)

III.

MgSO_4(aq)+Cu(s)–––––––>CuSO_4(aq)+Mg(s)

IV.

CuSO_4(aq)+Zn(s)–––––––>ZnSO_4(aq)+Cu(s)

I and III
II and IV
I, II and III
II, III and IV

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