Surface Chemistry-I Chemistry Test Series IIT JEE

Test Preparation on Surface Chemistry-I-Chemistry Test Series IIT JEE-2020

1.

11
22
33
44

2.

In physical adsorption, the gas molecules are held on solid
surface by

1Chemical forces
2Electrostatic forces
3Gravitational forces
4Vander Waal's forces

3.

The addition of a catalyst during a chemical reaction alters
which of the following quantities

1Entropy
2Internal energy
3Enthalpy
4Activation energy

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