What is the temperature of “Liquid Nitrogen”...? Mcqs

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What is the temperature of “Liquid Nitrogen”...?

(A) 0 °C
(B) 37 °C

(C) – 196 °C
(D) None of these

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

(A) Liquid
(B) Solid

(C) Gas
(D) All of these

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Which Muslim scientist is considered to be the founder of chemistry___...?

(A) Jabir bin Hayan
(B) Al Beroni

(C) Yaqoob Alkandi
(D) None

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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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How many Neutrons in Hydrogen:...?

(A) O
(B) 1

(C) 2
(D) None of these

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

(A) Liquid
(B) Solid

(C) Gas
(D) All of these

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How many neutrons are in hydrogen...?

(A) 0
(B) 1

(C) 2
(D) 3

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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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CU is the symbol of which element of the periodic table:...?

(A) Chromium
(B) Copper

(C) Carbon
(D) None of these

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What is Nuclear Fission...?

(A) Atom splits into two masses
(B) Small atoms join each other

(C) Helium broken into proton and electron
(D) All of these

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