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ICSE Class 8 Chemistry Question 10 of 18

Hydrogen — Question 15

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15
Question

Question 12(d)

Hydrogen is responsible for producing

  1. heat and light
  2. hydrogenated oil
  3. fertilizers
  4. all of the above
Answer

all of the above

Reason — Hydrogen is used in preparation of vanaspati ghee from liquid vegetable fats by catalytic hydrogenation process. It is used to produce chemicals like ammonia which is used as a fertilizer. When burnt with oxygen, it produces oxy-hydrogen flame.