SATHEE: Chemical Thermodynamics Question 266

Chemical Thermodynamics Question 266

Question: In the reaction: $H_{2} + C l_{2}, \to, 2 H C l,, Δ H = 194, k J$ . Heat of formation of $H C l$ is [KCET 2000; AFMC 2000; CPMT 2000]

Options:

A) + 97 kJ

B) + 194 kJ

C) - 194 kJ

D) - 97 kJ

Show Answer

Answer:

Correct Answer: A

Solution:

Heat of formation $= \frac{194}{2} = 97, k J$ .

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Chemical Thermodynamics Question 266

Question: In the reaction: H2+Cl2,→,2HCl,,ΔH=194,kJ . Heat of formation of HCl is [KCET 2000; AFMC 2000; CPMT 2000]

Options:

Answer:

Solution:

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Question: In the reaction: $H_{2} + C l_{2}, \to, 2 H C l,, Δ H = 194, k J$ . Heat of formation of $H C l$ is [KCET 2000; AFMC 2000; CPMT 2000]