Nitrogen boils at a temperature of:...? Mcqs

Latest MCQs

Nitrogen boils at a temperature of:...?

(A) -96 °C
(B) -196 °C

(C) -296 °C
(D) -310 °C

Latest MCQs

What makes a lemon sour...?

(A) Tartaric acid
(B) Citric acid

(C) Acetic acid
(D) Hydrochloric acid

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Which gas is filled in electric bulb...?

(A) Nitrogen
(B) Oxygen

(C) Carbon dioxide
(D) None of these

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Which is the first element depicted on the Periodic Table...?

(A) Hydrogen
(B) Aluminum

(C) Oxygen
(D) Gold

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A chemical solution has 8% acid the acid is 15 ml the total volume of solution is...?

(A) 179.5 ml
(B) 180.5 ml

(C) 187.5 ml
(D) None of these

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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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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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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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Vitamin C is abundantly found in ...?

(A) Leman
(B) Guava

(C) Apple
(D) Mango

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