AIPMT 2002 | Thermodynamics Question 69 | Chemistry

AIPMT 2002

MCQ (Single Correct Answer)

-1

Heat of combustion $$\Delta $$H^o for C_(s), H_2(g) and CH_4(g) are $$-$$ 94, $$-$$ 68 and $$-$$213 kcal/mol, then $$\Delta $$H^o for C_(s) + 2H_2(g) $$ \to $$ CH_4(g) is

$$-$$17 kcal

$$-$$111 kcal

$$-$$170 kcal

$$-$$85 kcal

AIPMT 2002

MCQ (Single Correct Answer)

-1

In a closed insulated container a liquid is stirred with a paddle to increase the temperature which of the following is true ?

$$\Delta $$E = W $$ \ne $$ 0, q = 0

$$\Delta $$E = w = q $$ \ne $$ 0

$$\Delta $$E = 0, W = q $$ \ne $$ 0

W = 0, $$\Delta $$E = q $$ \ne $$ 0.

AIPMT 2002

MCQ (Single Correct Answer)

-1

Which reaction is not feasible?

2KI + Br₂ $$ \to $$ 2KBr + I₂

2KBr + I₂ $$ \to $$ 2KI + Br₂

2KBr + Cl₂ $$ \to $$ 2KCl + Br₂

2H₂O + 2F₂ $$ \to $$ 4HF + O₂

AIPMT 2002

MCQ (Single Correct Answer)

-1

Unit of entropy is

J K^$$-$$1 mol^$$-$$1

J mol^$$-$$1

J^$$-$$1 K^$$-$$1 mol^$$-$$1

J K mol^$$-$$1

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