CO(g)+H2(g) -> x. What is x ? (a) Methane Methanal Formic acid Formaldehyde
By which name this reaction is also known ? reaction: 2SO2 + O2( g ) -> (a) Shape-selective catalysis Homogeneous catalysis Enzyme catalysis Surface catalysis
On which factor activity of catalyst depends ? On the strength of chemical adsorption On the conecentration of products. On the concentration of reactants. On the physical state of catalyst
Which catalyst is used in the decomption of ozone ? Cl2(g) Cl(g) O2(g) All of the above
Which catalyst is used in inversion of sucrose ? Fe(s) NO(g) H2SO4 Cl(g)
Which of the following is an example of surface catalysis ? Inversion of sucrose Production of ammonia by Haber s process Production of sulphuric acid by lead chamber process Hydrolysis of ester
Which catalyst forms NH3 and CO2 from urea ? (a) Invertase Celluase Urease Pepcine
What is not true for catalytic reaction ? Catalyst increases equally both the rate of forward and reverse reactions. Catalyst does not effect to equilibrium constant Catalyst decreases activation energy Catalyst increases activation energy of chemical equation.
Which of the following are adsorption indicators ? eosin fluorescin methelene blue (a) and (b)
Which adsorbent is used in separation of inert gases by Dewars method ? Vanadium pentoxide Activated charcoal Silica gel Allumina