- Chemistry Notes for UPSC IAS Prelims (Part I)
- Chemistry - Home
- Matter In Our Surroundings
- Is Matter Around Us Pure
- Chemistry - Atoms & Molecules
- Chemistry - Structure Of The Atom
- Chemical Reactions and Equations
- Chemistry - Acids, Bases, and Salts
- Materials: Metals and Non-Metals I
- Chemistry - Metals & Non-Metals II
- Carbon & its Compounds
- Periodic Classification Of Elements
- Synthetic Fibres and Plastics
- Chemistry - Coal And Petroleum
- Chemistry - Combustion And Flame
Chemistry Part 1 Online Quiz
Following quiz provides Multiple Choice Questions (MCQs) related to Chemistry. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.
Q 1 - ………… converts red litmus paper into blue.
Answer : A
Explanation
The red litmus paper turns blue under basic as well as alkaline condition.
Q 2 - ……………… produce electromagnetic waves.
Answer : C
Explanation
Electromagnetic waves can travel through the vacuum of outer space.
Q 3 - Which among the following gases is used in electric bulbs and tubes?
Answer : C
Explanation
Argon and Xenon are also used in electric bulbs and tubes.
Q 4 - Which among the following is used to give signal to airplane on the airport?
Answer : A
Explanation
N/A
Q 5 - In reference to periodic table, chalcogens belong to …
Answer : D
Explanation
N/A
Answer : A
Explanation
Atomic number of Magnesium is 12.
Q 7 - Consider the following statements:
1. Antipyretic drug is used to lower the body temperature.
2. Aluminum phosphide is used in rodenticides.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A
Q 8 - Consider the following statements:
1. Detergents are made up of petroleum products.
2. Soaps are the potassium salts of fatty acid.
Choose the correct answer from the codes given below:
Answer : C
Explanation
Sodium is also used in soap.
Answer : B
Explanation
Atomic number of Gallium is 31.
Q 10 - Which among the following is used in rock drilling?
Answer : B
Explanation
Diamond is also used in glass cutting and making ornaments.
Q 11 - …………………... is used in photo-chromatic glasses.
Answer : A
Explanation
Chemical formula of silver chloride is AgCl.
Q 12 - Which among the following is used in preparing fire proof clothe?
Answer : A
Explanation
N/A
Q 13 - The process by which a material can rise in the air without any support is known as …
Answer : D
Explanation
N/A
Answer : A
Explanation
Rust is red oxide usually formed by the redox reaction.
Answer : C
Explanation
Atomic number of Tungsten is 74.
Q 16 - In reference to Diamond, which among the following statements is incorrect?
A - Diamond is the purest form of carbon
B - Diamond is the hardest naturally occurring substance
Answer : D
Explanation
Diamond is a bad conductor of heat and electricity.
Q 17 - Which one of the following laws states “that under constant pressure, the volume of a fixed mass of gas varies directly with its absolute temperature.”
Answer : C
Explanation
V/T = k
Answer : B
Explanation
Fluorine is reactive with almost everything instantly.
Answer : D
Explanation
Atomic number of Mendelevium is 101.
Q 20 - Consider the following statements:
1. Rain water is the purest form of water.
2. Rain water is soft water.
Choose the correct answer from the codes given below:
Answer : C
Explanation
Rain water does not contain any salts, therefore, it is soft water.
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