Chemistry Mcqs

When enthalpy of reactants is higher than product then reaction will be_________________?

(A) endothermic

(B) spontaneous

(C) non-spontaneous

(D) exothermic

Submitted By: Ali Uppal


Enthalpy of combustion for food fuel and other compounds can be measured accurately by________________?

(A) glass calorimeter

(B) bomb calorimeter

(C) thermometer

(D) manometer

Submitted By: Ali Uppal


Enthalpy change can be_________________?

(A) calculated by Hess law

(B) can be measured by calorimeter

(C) both A and B

(D) none

Submitted By: Ali Uppal


Two fundamental ways to transfer energy are________________?

(A) pressure and temperature

(B) pressure and volume

(C) heat and work

(D) heat and volume

Submitted By: Ali Uppal


Most of thermodynamic parameters are_________________?

(A) system

(B) surrounding

(C) phase

(D) state functions

Submitted By: Ali Uppal


Enthalpy of a reaction can be measured by ____________________?

(A) glass calorimeter

(B) manometer

(C) Barometer

(D) thermometer

Submitted By: Ali Uppal


Which one of the following is a state function ________________?

(A) pressure

(B) temperature

(C) enthalpy

(D) all of the above

Submitted By: Ali Uppal


Pumping of water uphill is_______________?

(A) spontaneous process

(B) non-spontaneous process

(C) irreversible process

(D) reversible process

Submitted By: Ali Uppal


Forces of attraction which may be present between all kinds of atoms and molecules are _____________________?

(A) intramolecular

(B) intermolecular

(C) van der Waal

(D) Dipole-induced dipole

Submitted By: Ali Uppal


Hydrogen bonding is involved in____________________?

(A) Solubility

(B) Cleansing action of detergents

(C) Biological molecules

(D) All

Submitted By: Ali Uppal