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Science · 2025 · 1 mark
CBSE 2025 · Region 3 · Set 2 · Q4
Study the following cases: (i) CuSO_4+ Mg → (ii) FeSO_4+ Pb → (iii) CaSO_4+ Al → (iv) ZnSO_4+ Ca → The case/cases in which new product(s) will form…
Study the following cases :
(i)
$\displaystyle \mathrm{CuSO}_{4}+\mathrm{Mg} \longrightarrow$
(ii)
$\displaystyle \mathrm{FeSO}_{4}+\mathrm{Pb} \longrightarrow$
(iii)
$\displaystyle \mathrm{CaSO}_{4}+\mathrm{Al} \longrightarrow$
(iv)
$\displaystyle \mathrm{ZnSO}_{4}+\mathrm{Ca} \longrightarrow$ The case/cases in which new product(s) will form is/are :
Official answer
(C)
(i) and (iv)
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CBSE Class 10 Science past-paper question from the 2025 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.