Thermochemistry Quiz.1 || 1st Year Chemistry MCQs

Chemistry 11th class chapter Thermochemistry MCQs quiz.1 with answers. This online test consists of 15 multiple-choice questions MCQs. Online chemistry quiz for GAT, MDCAT. Based on all past papers solved MCQs. After solving these MCQs tests you can pass any competitive exam easily. Therefore solve all MCQs carefully. If you are interested to solve more MCQs Quiz then must visit Chapter .3 MCQs Quiz.1 and Quiz.2.

Thermochemistry MCQs Quiz:

Chapter # 7 MCQs Quiz.1

1. The molecule which can not form a co-ordinate covalent bond with the H ion is

a) NH₃

b) H₂O

c) PH₃

d) CH₄

2. Which of the following species has a configuration of Neon?

a) Na⁺

b) Ca⁺²

c) Cl⁻

d) None of these

3. Spontaneous reactions are

a) Irreversible

b) Non-reversible

c) Reversible

d) None of these

4. The standard heat changes occur at

a) 25⁰C and 2 atm

b) 298 K and 1 atm

c) 25⁰C and 1 mm hg

d) 273 K and 1 atm

5. The net changes in energy in a chemical reaction is the same whether it takes place directly or indirectly, it is called

a) Henry's law

b) Charlie's law

c) Hess's law

d) Grahams law

6. The enthalpy change when one mole of a substance is completely burnt in excess of oxygen is called

a) Enthalpy of atomization

b) Enthalpy of neutralization

c) Enthalpy of combustion

d) Enthalpy of formation

7. The enthalpy change when one mole of a substance is completely burnt in excess of oxygen is called

a) Enthalpy of atomization

b) Enthalpy of neutralization

c) Enthalpy of combustion

d) Enthalpy of formation

8. E+PV is called

a) Absolute temperature T

b) Gas constant R

c) Enthalpy H

d) None of these

9. Internal energy is

a) Not a state function

b) A state function

c) Basic property

d) Desired state

10. Heat is

a) Property of system

b) Neither property of system nor a state function

c) Not a property of system

d) State function

11. Two fundamental ways for transferring energy are

a) Heat and volume

b) Pressure and temperature

c) Pressure and volume

d) Heat and work

12. The environment in which a system is being studied is

a) State function

b) Phase

c) State

d) Surroundings

13. Which of the following is the property of state function

a) Is a microscopic property of a system

b) Has some definite values for initial and final states

c) Is independent o the path

d) All of these

14. Which one is not a state function

a) Gibbs free energy

b) Work

c) Internal energy

d) Enthalpy

15. Any material or thing under consideration is called

a) Function

b) Any substance

c) System

d) None of these

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