1. The temperature at which the catalytic activity of the catayist is maximum, is called ?

1. 1. Critical temperature

   
   
   

   2. Room temperature

   
   
   

   3. Absolute temperature

   
   
   

   4. Optimum temperture

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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2. Alcoholic fermentation is brought about the action of

1. 1. Yeast

   
   
   

   2. CO₂

   
   
   

   3. O₂

   
   
   

   4. CO

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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3. Enzymes are

1. 1. Carbohydrates

   
   
   

   2. Acids

   
   
   

   3. Protein

   
   
   

   4. None

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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4. The catalyst used in the Deacon's process for the manufacture of chlorine is

1. 1. Pt

   
   
   

   2. CuCI₂

   
   
   

   3. V₂O₅

   
   
   

   4. Fe

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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5. Which of the following catalyst is sensitive to temperature changes ?

1. 1. Fe

   
   
   

   2. Pt

   
   
   

   3. Ni

   
   
   

   4. Enzyme

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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