At 3000 K, the equilibrium pressure of ${\rm{C}}{{\rm{O}}_2},{\rm{CO}}$ and ${{\rm{O}}_2}$ are 0.6, 0.4 and 0.2 atm respectively. ${K_p}$ for the reaction $2{\rm{C}}{{\rm{O}}_2}\leftrightharpoons2{\rm{CO}} + {{\rm{O}}_2}$ is

NEET UG CHEMISTRY MCQ: Equilibrium

1 Easy

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At 3000 K, the equilibrium pressure of

\mathrm{C}{\mathrm{O}_2},\mathrm{CO}

and

{\mathrm{O}_2}

are 0.6, 0.4 and 0.2 atm respectively.

{K_p}

for the reaction

2\mathrm{C}{\mathrm{O}_2}\leftrightharpoons2\mathrm{CO} + {\mathrm{O}_2}

View answer and explanation

Correct option: A

0.089

Option A (

0.089

) is correct because it is the correct calculation of Kp using the given partial pressures.

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Mg{(HC{O_3})_2}

MgC{O_3}

Mg{(OH)_2}

MgC{O_3}

K_{\mathrm{P}}

\mathrm{CaCO}_3

4.5 \times 10^{-2}

\mathrm{C}(\mathrm{s})+\mathrm{CO}_2(\mathrm{g}) \rightleftharpoons 2 \mathrm{CO}(\mathrm{g}),

K_{\mathrm{P}}

2.0 \mathrm{~atm}.

\mathrm{CaO}

\mathrm{CaCO}_3

+

\leftrightharpoons

\mathrm{PC}{\mathrm{l}_5}\leftrightharpoons\mathrm{PC}{\mathrm{l}_3} + \mathrm{C}{\mathrm{l}_2}

{K_{\mathrm{eq}}} = 0.41

\mathrm{p}{K_a}