Chemistry General Science Test Hard Mode

Sr. #	Questions	Answers Choice
1	At 500 K the equilibrium constant for reaction cis-C₂H₂CI₂ trans-C₂H₂CI₂ is 0.6. At the same temperature the equilibrium constant for the reaction trans-C₂H₂CI₂ cis-C₂H₂CI₂ will be	0.60 1.67 0.66 2.6
2	The effect of increasing the pressure on the following equilibrium 2A + 3B \| \| 3A + 2B is	Forward reaction is favoured Backward reaction is favoured No effect None of the above
3	In the equilibrium N₂ + 3H₂ - 2NH₃ + 22 kcal the formation of ammonia is favoured by	Increasing the pressure Increasing the temperature Decreasing the pressure Adding ammonia
4	Which of the following value of ΔHf° represent that the product is least stable?	-94.0 kcal mol<sup>-1</sup> -231.6 <span style="font-size: 14.44444465637207px;">kcal mol</span><sup>-1</sup> +21.4 <span style="font-size: 14.44444465637207px;">kcal mol</span><sup>-1</sup> +64.8 <span style="font-size: 14.44444465637207px;">kcal mol</span><sup>-1</sup>
5	All the naturally occurring processes proceed spontaneously in a direction which lead to	Decrease of entropy Increase of enthalpy Increase of free energy Decrease of free energy

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