What is the molecular formula for Ammonia...? Mcqs

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What is the molecular formula for Ammonia...?

(A) NH
(B) NH2

(C) NH3
(D) NH4

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One Torr is equivalent to how many mm of Mercury...?

(A) 1 mm
(B) 10 mm

(C) 100 mm
(D) 0.1 mm

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Dry ice is ___________...?

(A) Methane hydrate
(B) Liquid Nitrogen

(C) Solid Carbon dioxide
(D) Frozen Water

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Which layer of the atmosphere lies close to the earth...?

(A) Stratosphere
(B) Mesosphere

(C) Troposphere
(D) Thermosphere

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The toxicity of which of the following heavy metals leads to Liver cirrhosis...?

(A) Copper
(B) Lead

(C) Mercury
(D) Zinc

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The number of neutron(s) in Protium is ______...?

(A) One
(B) Three

(C) Two
(D) No

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Atmospheric temperature increases at the higher altitudes due to________...?

(A) Conduction
(B) Convection

(C) Inversion
(D) Radiation

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The type of waves that are used in the television remote controllers...?

(A) Radio waves
(B) Infra-red waves

(C) Ultra-violet waves
(D) Visible light

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Other name of white blood cells is _____________...?

(A) Erythrocytes
(B) Leukocytes

(C) Thrombocytes
(D) None of these

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The part of brain involved in reasoning is ______...?

(A) Fore brain
(B) Cerebrum

(C) Cortex
(D) Frontal lobe

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