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In which of these processes platinum is ...

In which of these processes platinum is used as a catalyst ? 

A

Oxidation of ammonia to form `HNO_3`

B

Hardening of oils

C

Production of synthetic rubber

D

Synthesis of methanol

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A
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AAKASH SERIES-SURFACE CHEMISTRY-LEVEL - I (EXERCISE - I)(CATALYSIS)
  1. The catalyst used in the dehydration of ethylalcohol to ethene is

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  2. In heterogeneous catalytic reactions, catalyst in the finely divided f...

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  3. When an acid solution of oxalic acid at 80^(@)C is titrated with KMnO(...

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  4. In heterogeneous catalytic reactions involving solid catalyst and gase...

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  5. The process which is catalysed by one of the products is called

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  6. Which of the following reactions is an example of heterogeneous cataly...

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  7. The catalyst used to increase the dissociation of H2O2 is

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  8. A catalyst increases the rate of a reaction with out changing

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  9. Catalytic action of an enzyme is

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  10. Which of the following catalyst is used for preparing toluene by react...

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  11. In which of these processes platinum is used as a catalyst ?

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  12. A biological catalyst is

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  13. Which of the following is an example of a heterogeneous catalytic reac...

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  14. Which of the following is correct

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  15. {:("LIST - 1","LIST - 2"),("A) Positive catalyst","1) "H(2)S" to iron ...

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  16. {:("Name of reaction ","Catalyst "),("A) Hydrogenation of oils ","1) F...

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  17. The following are some statements about characteristics of catalyst ...

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  18. (A)Same reactants give different products with different catalysts. ...

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  19. (A): A reaction cannot become fast by itself unless a catalyst is adde...

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  20. Which of the following is an example for auto catalysis

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