Which one of the following is reducing agent...? Mcqs

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Which one of the following is reducing agent...?

(A) H2S04
(B) HNO3

(C) Al
(D) I2

Latest MCQs

The atmospheric greenhouse effect is produced mainly by the __________________...?

(A) Absorption and re-emission of visible light by the atmosphere
(B) Absorption and re-emission of ultraviolet radiation by the atmosphere

(C) Absorption and re-emission of infrared radiation by the atmosphere
(D) Absorption and re-emission of visible light by clouds

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MRI is stand for _____...?

(A) Magnetic Resonance Imaging
(B) Magnetic Related Imaging

(C) Both
(D) None

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If there is no capillarity...?

(A) It would be impossible to use a kerosene lamp
(B) The blotting paper would fail to function

(C) There would have been no plants on earth
(D) All of above

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Moon is a__________...?

(A) Star
(B) Planet

(C) A & B
(D) Satellite

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Which statement is incorrect about chemical reactions...?

(A) States of matter does not change during chemical reactions
(B) Chemical reactions produce new substances

(C) Chemical reactions occur with the absorption or emission of energy
(D) Chemical reactions may be fast, moderate or slow

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In which mode heat transfer in solids...?

(A) Convection
(B) Radiation

(C) Conduction
(D) None

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What is a Geiger Counter used to measure...?

(A) Radioactivity
(B) Pressure

(C) Water flow
(D) None of these

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Dioptre is used to measure...?

(A) optical power
(B) luminous intensity

(C) power
(D) distance of heavenly bodies

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Dielectric constant of water is...?

(A) 60
(B) 70

(C) 80
(D) None of these

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