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UPSC NDA and NA Chemistry Quiz 2

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UPSC NDA and NA Chemistry Quiz 2

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Chemistry is a very important subject for Railway Recruitment exams and UPSC Exams. UPSC NDA and NA Prelims Exam is the combination of Mathematics and General Ability. Chemistry is one of the most important topics in the General Ability section. All these questions are easily understandable format. UPSC NDA and NA Chemistry Quiz 2 is very useful to get the maximum marks from the General Ability sections. Candidates can check the daily updates at UPSC Official Website

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Paper Mode Subject Marks Duration
Paper-I Mathematics 200 Marks 2 hours
Paper-II General Ability 200 Marks 2 hours
UPSC NDA and NA Syllabus

shape Samples

1. The nucleus of an atom consists of
    A. electrons and neutrons B. electrons and protons C. protons and neutrons D. All of the above

Answer: Option C
2. The number of moles of solute present in 1 kg of a solvent is called its
    A. molality B. molarity C. normality D. formality

Answer: Option A
3. The most electromotive element among the following is
    A. sodium B. bromine C. fluorine D. oxygen

Answer: Option C
4. The metal used to recover copper from a solution of copper sulphate is
    A. Na B. Ag C. Hg D. Fe

Answer: Option D
5. The metallurgical process in which a metal is obtained in a fused state is called
    A. smelting B. roasting C. calcinations D. froth floatation

Answer: Option A
6. The law which states that the amount of gas dissolved in a liquid is proportional to its partial pressure is
    A. Dalton's law B. Gay Lussac's law C. Henry's law D. Raoult's law

Answer: Option C
7. The most commonly used bleaching agent is
    A. alcohol B. carbon dioxide C. chlorine D. sodium chlorine

Answer: Option C
8. The nucleus of a hydrogen atom consists of
    A. 1 proton only B. 1 proton + 2 neutron C. 1 neutron only D. 1 electron only

Answer: Option A
9. The heat required to raise the temperature of body by 1 K is called
    A. specific heat B. thermal capacity C. water equivalent D. None of the above

Answer: Option B
10. The nuclear particles which are assumed to hold the nucleons together are
    A. electrons B. positrons C. neutrons D. mesons

Answer: Option D
11. The octane number of zero is assigned to
    A. 2-methyl octane B. n-heptane C. iso-octane D. 3-methyl octane

Answer: Option B
12. The metal that is used as a catalyst in the hydrogenation of oils is
    A. Ni B. Pb C. Cu D. Pt

Answer: Option A
13. The most abundant rare gas in the atmosphere is
    A. He B. Ne C. Ar D. Xe

Answer: Option C
14. The ore which is found in abundance in India is
    A. monazite B. fluorspar C. bauxite D. magnetite

Answer: Option A
15. The inherited traits of an organism are controlled by
    A. RNA molecules B. nucleotide C. DNA molecules D. enzymes

Answer: Option C

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