Which statement is/are correct?i) Physical adsorption is due to Vander

1.	Which statement is/are correct?i) Physical adsorption is due to Vander Waal's forcesii) Physical adsorption decreases at high temperatureiii) Physical adsorption is irreversible iv) Enthalpy for a chemical adsorption is generally lesser than that of physical adsorption
Answer» Which statement is/are correct? i) Physical adsorption is due to Vander Waal's forces ii) Physical adsorption decreases at high temperature iii) Physical adsorption is irreversible iv) Enthalpy for a chemical adsorption is generally lesser than that of physical adsorption

Which statement is/are correct?i) Physical adsorption is due to Vander Waal's forcesii) Physical adsorption decreases at high temperatureiii) Physical adsorption is irreversible iv) Enthalpy for a chemical adsorption is generally lesser than that of physical adsorption

Answer»

Which statement is/are correct?

i) Physical adsorption is due to Vander Waal's forces

ii) Physical adsorption decreases at high temperature

iii) Physical adsorption is irreversible

iv) Enthalpy for a chemical adsorption is generally lesser than that of physical adsorption