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Add to cart1. What is the Latin name of Carbon?
A) Carbo, B) Bonne, C) Charcoal, D) None
Ans. A.
The element carbon is derived from the Latin word Carbo meaning ‘Coal’.
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2. Which is the area in India where Carbon is not found?
a) Bihar, b) Orissa, c) Rajasthan, d) Karnataka
Ans. D) Karnataka
Apart from Bihar, Orissa, Rajasthan Graphite is found in Tamil Nadu, A.P., U.P and
Jammu Kashmir
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3. Which solidifies to form Dry Ice?
a) Sodium, b) Ammonia, c) Liquid Carbon dioxide, d) None
Ans. C. Liquid Carbon dioxide
Liquid Carbon dioxide, when solidified forms dry ice, when warmed it vaporizes directly into a gas.
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4. What is the other name for Washing Soda?
a) Potassium Carbonate, b) Magnesium Carbonate, c) Sodium Carbonate, d) Calcium Carbonate
Ans. C.
Sodium Carbonate is used for washing clothes and is a component of cheap detergent.
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5. What is the chemical name of Baking Soda used for cooking and baking?
a) Calcium hydrogen carbonate, b) Potassium Bicarbonate,
c) Magnesium Sulphate, d) Sodium Hydrogen Carbonate
Ans. D. Sodium Hydrogen Carbonate
It is also used as a component of drugs and in fire fighting
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6. What will happen when Carbon monoxide mixes with blood?
a) Increases blood circulation, b) Increases Hemoglobin,
c) Increases flow of oxygen, d) Prevents Hemoglobin from carrying oxygen to all parts of the body.
Ans. D.
Carbon monoxide readily mixes with hemoglobin molecules in the blood thereby preventing them from carrying oxygen to all parts of the body. That's why kitchen should be well ventilated to protect the health of women.
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7. Pencil lead is made up of....
a) Aluminium Oxide, b) Graphite, c) Ferrous compound, d) None
8. Which is the hardest material?
a) Diamond, b) Iron, c) Tungsten, d) Platinum
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Create quizInteresting and thought provoking questions in science for syudents and others who are interested in enlightenment in this subject. These questions can be used for partys, get to gether , school functions etc
22 questions
English
02-22-2024