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Hydrocarbons Important Questions. We covered all the Hydrocarbons Important Questions in this post for free so that you can practice well for the exam.
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Hydrocarbons Important Objective Questions for Students
Identify the pair that is incorrectly matched:
a) Fullerene: Organic compounds containing fluorine
b) Dry Ice: Solid carbon dioxide
c) Keratin: Protein present in the outer layer of human skin
d) Mustard gas: Poisonous liquid used in chemical warfare
Option a – Fullerene: Organic compounds containing fluorine
Identify the incorrectly matched pair:
a) Dry Ice: Solid carbon dioxide
b) Mustard gas: Poisonous liquid used in chemical warfare
c) Teflon: Polymer containing fluorine
d) Fullerene: Organic compounds containing fluorine
Option d – Fullerene: Organic compounds containing fluorine
Which of the following are correctly paired?. 1. Biogas – Insecticide 2. Electrocardiography – Heart disorder. 1. DDT – Cow dung 2. Nicotine – Tobacco
a) Only 1, 2, and 4
b) Only 2, 3, and 4
c) Only 2 and 3
d) Only 2 and 4
Option d – Only 2 and 4
Statements about acetylene: 1. Used in the welding industry 2. Raw material for plastic production 3. Obtained by reacting silicon carbide with water
a) 1 and 2 are correct
b) 1 and 3 are correct
c) 2 and 3 are correct
d) 1, 2, and 3 are correct
Option a – 1 and 2 are correct
Calcium carbide is used to ripen green fruits because it releases:
a) Methylene
b) Auxin
c) Acetylene
d) Florigen
Option c – Acetylene
Which gas promotes fruit ripening?
a) Carbon dioxide
b) Sulphur dioxide
c) Nitrogen
d) Ethylene
Option d – Ethylene
The common gas mixture used in welding is:
a) Acetylene and Hydrogen
b) Oxygen and Acetylene
c) Hydrogen and Oxygen
d) Hydrogen and Helium
Option b – Oxygen and Acetylene
Identify the incorrectly matched pair:
a) Pyrene: Fire extinguisher
b) Sulphur dioxide: Causes Acid rain
c) Freon: Refrigerant
d) Fullerene: Fluorine-containing polymer
Option d – Fullerene: Fluorine-containing polymer
We covered all the Hydrocarbons important Questions above in this post for free so that you can practice well for the exam.
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Also, check out:
- Alcohols Phenols and Ethers NEET Questions
- Organic Chemistry JEE Mains Questions
- Environmental Chemistry JEE Mains Questions
