AIPMT 2003 | Thermodynamics Question 60 | Chemistry

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AIPMT 2003

MCQ (Single Correct Answer)

-1

For which one of the following equations is $$\Delta $$H^o_react equal to $$\Delta $$H^o_f for the product ?

Xe_(g) + 2F_2(g) $$ \to $$ XeF_4(g)

2CO_(g) + O_2(g) $$ \to $$ 2CO_2(g)

N_2(g) + O_3(g) $$ \to $$ N₂O_3(g)

CH_4(g) + 2Cl_2(g) $$ \to $$ CH₂Cl_2(l) + 2HCl_(g)

AIPMT 2003

MCQ (Single Correct Answer)

-1

The molar heat capacity of water at constant pressure, C, is 75 J K^$$-$$1 mol^$$-$$1. When 1.0 kJ of heat is supplied to 100 g of water which is free to expand, the increase in temperature of water is

1.2 K

2.4 K

4.8 K

6.6 K

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

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.

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Human Health and Diseases Body Fluids and Its Circulation Locomotion and Movement Neural Control and Coordination Reproduction in Organisms Reproductive Health Structural Organisation in Animals Digestion and Absorption Excretory Products and Their Elimination Chemical Coordination and Integration Human Reproduction Animal Kingdom Breathing and Exchange of Gases Evolution