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Standard XII

Chemistry

Characteristics of Chemical Equilibrium

Which of the ...

Question

Which of the following graphs are correct for the given reactions; $H_{2} (g) + C O_{2} (g) ⇌ H_{2} O (g) + C O (g)$ Assume initially only $H_{2}$ and $C O_{2}$ are present :

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Solution

The correct option is A

Concentration Of reactants ( $H_{2}$ & $C O$ ) decreases with time and concentration products ( $H_{2} O$ & $C O$ ) increases with time

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Similar questions

Which of the following graphs are correct for the given reaction; $H_{2} (g) + C O_{2} (g) ⇌ H_{2} O (g) + C O (g)$
Assume initially only $H_{2}$ and $C O_{2}$ are present :

Q. The value of

K_{c} = 4.24

800 K

for the reaction

C O (g) + H_{2} O (g) ⇌ {C O}_{2} (g) + H_{2} (g)

Calculate equilibrium concentrations of

{C O}_{2}, H_{2}, C O

and

H_{2} O

800 K

, if only

C O

and

H_{2} O

are present initially at concentration of

0.10 M

each.

For the following three reactions a, b and c, equilibrium constants are given;

C O (g)

+ H_{2} O (g) ⇋ C O_{2} (g) + H_{2} (g); K_{1}

C H_{4} (g) + H_{2} O (g) ⇋ C O (g) + 3 H_{2} (g); K_{2}

C H_{4} (g) + 2 H_{2} O (g) ⇋ C O_{2} (g) + 4 H_{2} (g); K_{3}

Which of the following relations is correct?

Q. From the given data of the following reactions;

C a O (s) + H_{2} (g) ⇌ C a (s) + H_{2} O (g)

;

K = 670

C a O (s) + C O (g) ⇌ C a (s) + C O_{2} (g)

;

K = 490

The value of

K_{c}

(nearest integer) for the given reaction is _____.

C O_{2} (g) + H_{2} (g) ⇌ C O (g) + H_{2} O (g)

Q. Given

Δ H_{f}^{o}

for

C O_{2 (g)}, C O_{(g)}

and

H_{2} O_{(g)}

are

- 393.5, - 110.5

and

- 241.8

k J . m o l^{- 1}

, respectively. The

Δ H_{f}^{o}

[in

k J . m o l^{- 1}

] for the reaction,

C O_{2 (g)} + H_{2 (g)} \to C O_{(g)} + H_{2} O_{(g)}

is?

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Which of the following graphs are correct for the given reactions; H2(g)+CO2(g)⇌H2O(g)+CO(g) Assume initially only H2 and CO2 are present :

The correct option is A Concentration Of reactants (H2 & CO) decreases with time and concentration products (H2O & CO) increases with time

Which of the following graphs are correct for the given reactions; $H_{2} (g) + C O_{2} (g) ⇌ H_{2} O (g) + C O (g)$ Assume initially only $H_{2}$ and $C O_{2}$ are present :

The correct option is A

Concentration Of reactants ( $H_{2}$ & $C O$ ) decreases with time and concentration products ( $H_{2} O$ & $C O$ ) increases with time