In group electron affinity values decreases from top to bottom because ______...? Mcqs

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In group electron affinity values decreases from top to bottom because ______...?

(A) Atomic size normal
(B) Atomic size increases

(C) Atomic size decreases
(D) Atomic size same

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A mixture of sand and naphthalene can be separated by ________ ...?

(A) Chromatography
(B) Fractional distillation

(C) Sublimation
(D) None of these

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How many bones in each hand...?

(A) 26
(B) 27

(C) 28
(D) 30

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How many calories are there in 1 gram of carbohydrate...?

(A) 2
(B) 2

(C) 4
(D) 10.25

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Vacuum tubes have been replaced by__________...?

(A) Conductors
(B) Diodes

(C) Transistors
(D) None of these

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The diarrhea and typhoid are caused by which infection...?

(A) Fungal
(B) Viral

(C) Bacterial
(D) None

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With the increase in temperature, heat will be...?

(A) Increase
(B) Decrease

(C) Remain constant
(D) None

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The capacitance of capacitors increases when they connected in ____...?

(A) Parallel
(B) Series

(C) Both A and B
(D) None

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In a liquid, some energetic molecules break free from the surface even when the liquid is too cold for bubbles to form. What is the name of this process...?

(A) Boiling
(B) Condensation

(C) Convection
(D) Evaporation

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Which process is used for purifying a solid...?

(A) Sublimation
(B) Distillation

(C) Filtration
(D) Crystallization

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