How many neutrons in hydrogen:...? Mcqs

Latest MCQs

How many neutrons in hydrogen:...?

(A) O
(B) 1

(C) 2
(D) 3

Latest MCQs

splitting of water into hydrogen and oxygen is an example of ______...?

(A) Evaporation
(B) Condensation

(C) Decomposition
(D) Sublimation

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Plants exhale at night time which gas...?

(A) O2
(B) H20

(C) Co1
(D) CO2

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Optical fibre works on the principle of:...?

(A) Scattering
(B) Total Internal Reflection

(C) Interference
(D) Principle of refraction

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Which is the heaviest metal:...?

(A) Iron
(B) Mercury

(C) Nickel
(D) Platinum

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Cooking gas is also called...?

(A) Butane
(B) Hexane

(C) Propane
(D) LPG

Latest MCQs

The acid used in a car battery is:...?

(A) Acetic Acid
(B) Nitric acid

(C) Sulfuric acid
(D) Hydrochloric acid

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Which gas can be ventilated buildings accumulated in poorly...?

(A) Xenon
(B) Hydrogen

(C) Radon
(D) Helium

Latest MCQs

A matter can exist in which of the following forms...?

(A) Liquid
(B) Solid

(C) Gas
(D) All of these

Latest MCQs

Which gas is used in refrigerators for cooling...?

(A) Chlorofluorocarbon
(B) Nitrogen

(C) Helium
(D) Tetrafluoroethene

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