Surface chemistry MCQ Quiz When temperature is lowered and pressure is raised, the adsorption of a gas on a solid Decreases increases decreases first then increases remain unaffected Continue >> Q.When temperature is raised, the viscosity of liquid decreases, this is because Decreased attraction between molecules Increased attraction between molecules Decreased volume of the solution Decreased Covalent and hydrogen bond Continue >> Q.In adsorption, rate of physisorption increases when- Pressure is decreased Temperature is decreased None of these Temperature is increased Continue >> Q.Activated charcoal is used to remove colouring matter from pure substance. it works by Oxidation reduction Adsorption Bleaching Continue >> Q.Wood charcoal is used to decolorize sugar because it none of these Reduces coloured material Absorbs decolorized material Adsorbs coloured material Continue >> Q.A solid act as adsorbent because it has unsaturated valencies a definite shape a high lattice energy small pores in it Continue >> Q.In adsorption of oxalic acid on activated charcoal, the activated charcoal is known as Absorbe Adsorbent Absorbent Adsorber Continue >> Get More Quiz Your first name : Your email address : Show my results >> Please share this quiz to view your results . Facebook Toggle embed code Powered by WP Quiz Pro PLAY AGAIN !