- 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.
Answer : B
Explanation
Atomic number of Phosphorus is 15.
Q 2 - Which among the following is used in cracking of petroleum?
Answer : A
Explanation
The chemical formula of anhydrous aluminum chloride is AlCl3.
Answer : A
Explanation
N/A
Q 4 - If someone reduces the volume of gas at a constant temperature, what will be the impact on pressure?
Answer : A
Explanation
N/A
Answer : A
Explanation
The modern refrigeration technology normally uses a refrigerant known as HFC-134a.
Q 6 - Paddy field is considered as the store house of
Answer : C
Explanation
N/A
Answer : B
Explanation
Cement is a binder substance used in building construction.
Q 8 - Consider the following statements:
1. Potash fertilizers give structural length to the plants.
2. Potassium nitrate is one of the most important potash fertilizers.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A
Q 9 - Consider the following statements:
1. Vinegar contains about 60 percent acetic acid.
2. Acetylene is used for light production.
Choose the correct answer from the codes given below:
Answer : B
Explanation
Vinegar contains about 10 percent acetic acid.
Q 10 - Which among the following is popular as quicksilver?
Answer : B
Explanation
N/A
Q 11 - Which among the following is used in making bullets?
Answer : A
Explanation
Lead arsenic is an alloy.
Q 12 - . Rod is used in nuclear reactor to regulate the speed of neutron.
Answer : A
Explanation
N/A
Q 13 - Consider the following statements:
1. Silver and gold are the most malleable metal.
2. Iron and mercury are not the very good conductors of electricity.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A
Q 14 - Which among the following is used in making chloroform?
Answer : D
Explanation
N/A
Q 15 - Which among the following is used in a dye industry?
Answer : C
Explanation
N/A
Q 16 - Which among the following is used as sterilizer?
Answer : B
Explanation
N/A
Q 17 - Consider the following statements:
1. The Cullinan is the largest diamond in the world.
2. The Cullinan is mind in South Africa in 1905.
Choose the correct answer from the codes given below:
Answer : C
Explanation
The weight of cullinan is 570 g.
Q 18 - Consider the following statements:
1. Nitrogenous fertilizers increase the protein content essential for the plants growth.
2. Urea contains about 47 percent nitrogen.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A
Q 19 - Which among the following is the heaviest metal?
Answer : A
Explanation
Osmium is the densest metal.
Q 20 - Which one of the following laws states that the volume of a given mass of gas at a constant temperature is inversely proportional to its pressure.
Answer : B
Explanation
pV = constant (k)