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Acid rain is due to air pollution by ?

  • Carbon dioxide
  • Carbon monoxide
  • Methane
  • Nitrous oxide and Sulphur dioxide

Answer: Option D

Similar Questions :

1. Identify the wrong statement in the following

  • Atomic radius of the elements increases as one moves down the first group of the periodic table
  • Atomic radius of the elements decreases as one moves across from left to right in the 2nd period of the
  • Amongst isoelectronic species, smaller the positive charge on the cation, smaller is the ionic radius
  • Amongst isoelectronic species, greater the negative charge on the anion, larger is the ionic radius

Answer: Option C

2. Air contains maximum amount of

  • oxygen
  • nitrogen
  • hydrogen
  • carbon dioxide

Answer: Option B

3. Which of the following elements behave chemically both as a metal and a non metal?

  • Boron
  • Carbon
  • Argon
  • Mercury

Answer: Option A

4. Due to rusting the weight of iron

  • Decreases
  • Increases
  • Remains the same
  • Uncertain

Answer: Option B

5. pH of water is

  • 5
  • 6
  • 7
  • 8

Answer: Option C

Read more from - Chemistry Questions Answers
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