RRB GROUP D Chemistry Quiz - 16

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Question 1:

Formula of tear gas is-

Question 2:

Which one of the following properties decrease across the periodic table from left to right and increases from top to bottom?

Question 3:

The discovery of neutron is very late because 

Question 4:

Which of the following is a heterogeneous mixture ? 

1) Solution 

2) Colloidal Solution

3) Suspension

Question 5:

Two gases diffuse at the same rate at same temperature and pressure because 

Question 6:

A substance which oxidized itself and reduces other is known as-

Question 7:

In which of the following case less amount of ionization energy is required?

Question 8:

Which one of the following is not a monatomic element?

Question 9:

Following are the properties of sample A

  1. Have high melting point
  2. Electrostatic force of attraction is present between the constituent particles

Sample A is 

Question 10:

Which of the following is not an example of Allotrope?