The Third Most abundant element is:...? Mcqs

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The Third Most abundant element is:...?

(A) Oxygen
(B) Silicon

(C) Aluminium
(D) None ofthese

Latest MCQs

Which is the oldest freezing method:...?

(A) Contact freezing
(B) Flash freezing

(C) Brine freezing
(D) None of these

Latest MCQs

Solid can be converted directly to the gaseous state. This process is known as:...?

(A) Sublimation
(B) Evaporation

(C) Condensation
(D) Diffusion

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Which is the first element in the periodic table...?

(A) Hydrogen
(B) Helium

(C) Nitrogen
(D) Carbon

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

(A) Xenon
(B) Hydrogen

(C) Radon
(D) Helium

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What are liquids that evaporate quickly, called...?

(A) Volatile
(B) Viscous

(C) Evaporative
(D) None of these

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Which of the following has the maximum density...?

(A) Water
(B) Ice

(C) Benzene
(D) Chloroform

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Chemical formula of baking soda is ______...?

(A) Na2CO3
(B) K2CIO3

(C) Na2SO4
(D) NaHCO3

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Composition of Alchemy is written by...?

(A) Ibn Al Haithem
(B) Jabir Bin Hayan

(C) Ibn Rushd
(D) Nasir Al Din

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Which of the following is the least polluted gas...?

(A) Carbon
(B) Nitrogen

(C) Chlorine
(D) None of these

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