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Which is used in preparation of dynamite ?

  • glycerol
  • ethyl alcohol
  • methyl alcohol
  • glycol

Answer: Option A

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. The aqueous solution of which acids is called Vinegar ?

  • Acetic acid
  • Hydrochloric acid
  • Citric acid
  • Oxalic acid

Answer: Option A

3. The oxide of Nitrogen used in medicine as anaesthetic is ?

  • Nitrogen pentoxide
  • Nitrous oxide
  • Nitric oxide
  • Nitrogen dioxide

Answer: Option A

4. What is hottest part of the gas flame is called ?

  • blue zone
  • luminous zone
  • dark zone
  • non-luminous zone

Answer: Option D

5. Human bone does not contain

  • calcium
  • carbon
  • oxygen
  • phosphorous

Answer: Option C

Explanation:

Human bone contains calcium, carbon, phosphorous.

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