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Hess' Law

Which of the ...

Question

Which of the following reactions is incorrectly written?

A

2 C u S O_{4} △ - ------- \to strong heating 2 C u O + 2 S O_{2} + O_{2}

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B

2 A g N O_{3} △ - ------- \to strong heating 2 A g + 2 N O_{2} + O_{2}

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C

2 F e S O_{4} Δ - ------- \to strong heating F e_{2} O_{3} + S O_{2} + S O_{3}

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D

2 Z n S O_{4} △ - ------- \to strong heating Z n O + S O_{2} + S O_{3}

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Solution

The correct option is D $2 Z n S O_{4} △ - ------- \to strong heating Z n O + S O_{2} + S O_{3}$
$Z n S O_{4} △ - ------- \to strong heating Z n O + S O_{2} + \frac{1}{2} O_{2}$

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Similar questions

Q. Equilibrium constant for the reactions.

2 N O + O_{2} ⇌ 2 N O_{2}

K_{C_{1}}

;

N O_{2} + S O_{2} ⇌ S O_{3} + N O

K_{C_{2}}

2 S O_{3} ⇌ 2 s O_{2} + O_{2}

K_{C_{3}}

then correct reaction is:

Q. The equilibrium constants of the reactions,

S O_{2} + \frac{1}{2} O_{2} ⇌ S O_{2}

2 S O_{2} + O_{2} ⇌ 2 S O_{3}

K_{1}

K_{2}

respectively. The relationship between

K_{1}

K_{2}

S O_{2}

O_{2}

2 S O_{2} + O_{2} \to 2 S O_{3}

the rate of disappearance of

S O_{2}

2.4 \times 10^{- 4} m o l

l i t^{- 1} m i n^{- 1}

{S O}_{2}

O_{2}

{2 S O}_{2} + O_{2} \to {2 S O}_{3}

The rate of disappearance of

{S O}_{2}

2.4 \times 10^{- 4}

{l i t}^{- 1} {m i n}^{- 1}

Q. How will the rate

r = k [S O_{2}] [O_{2}]

2 S O_{2} + O_{2} ⟶ 2 S O_{3}

, change if the volume of the reaction vessel is tripled?

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