Question

ry Method (Contd.
CLASS IX
(5)
Methane, Hydrogen, Nitrogen, Ammonia, Nitrogen dioxide, Chlorine]
0 A gas which burns in air or oxygen forming water
O A hydrocarbon which contributes towards the greenhouse effect.
A greenish yellow gas that turns moist starch iodide paper blue black
M A reddish brown gas liberated on heating lead nitrate crystals.
A basic gas which turns red litmus solution blue.
Select from the list the gas that matches the description given in each case:​

Answer 1

Answer:

1. hydrogen

2. CH4 or Methane

3.chlorine.

4. NO2 or nitrogen dioxide.

5. NH3 or Ammonia