Larger is surface area, more is efficiency of catalyst . The surface area becomes more in finely divided state, colloidal state or if surface si rough .
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Assertion :- Catalyst is more effective in powdered form. Reason :- Number of free valencies increase.
Assertion: A catalyst is more effective in finely divided form. Reason: Finely divided form has more surface area.
each question constain STATEMENT-1(Assertion ) and STATEMENT - 2 (reason). examine the statement carefully and work the correct answer accoridng to the instructions given below : STATEMENT-1: A catalyst is more effective in finely divided form. STATENENT-2: Finely divided form has more surface area.
Give reason for the following : (a) Rough surface of catalyst is more effective than smooth surface. (b) Smoke is passed through charged surface before allowing it to come out of chimneys in factories. (c ) Ne gets more easily adsorbed over charcoal than He.
Edges and peaks are more effective in a catalyst because :
Catalyst have no effect on equilibrium constant. Explain.
