RRB GROUP D Chemistry Quiz - 4

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Question 1:

What is the physical state of water at 298 K?

Question 2:

Which of the following metals are refined by electrolytic refining method?

Question 3:

A gas deviates from ideal behavior at a high pressure because its molecules:

  1. Attract and repel one another
  2. Have kinetic energy
  3. Volume occupied by the gas molecules is significant 
  4. Are bound by ionic bonds

Question 4:

Chemical formula of Baking soda

Question 5:

Which one of the following is not the constituent of petroleum ?

Question 6:

Which one of the following gas is filled in meteorological balloons to study weather conditions ?

Question 7:

The energy released by 1 gram of glucose is



Question 8:

Which of the following statement is incorrect ?

  1. Atomic radius is measured in picometre.
  2. Atoms do not exist independently
  3. Atoms are the building block of all matters

Question 9:

Which one of the following types of glass can cut off ultraviolet rays ?

Question 10:

Methanol is a poison because