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Which of the following represents a precipitation reactio...

Which of the following represents a precipitation reaction?

A.

H₂SO₄ + NaCl $\to$ NaHSO₄ + HCl

B.

Fe +H₂SO₄ $\to$ FeSO₄ + H₂

C.

4HCl + MnO₂ $\to$ MnCl₂ + 2H₂O + Cl₂

D.

Na₂SO₄ + pb(NO₃) $\to$ PbSO₄ + 2NaNO

E.

CuO +2HCl $\to$ Cl₂ + H₂O

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Correct answer is D

No explanation has been provided for this answer.

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