Permanent hardness of water due to sulphate of metals can be destroyed by the use of ________ ...? Mcqs

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Permanent hardness of water due to sulphate of metals can be destroyed by the use of ________ ...?

(A) Zeolites
(B) Sulphonides

(C) Lime
(D) Nitrates

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The system is stable in equilibrium when ______...?

(A) Qc = Kc
(B) Qc > Kc

(C) Qc < K
(D) None of these

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The scientific study of fingerprints is called _________ ...?

(A) Dactylography
(B) Dactylology

(C) Dactyliology
(D) Dialectology

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The Shortest air route from Moscow to San Francisco is...?

(A) Over the South Pole
(B) Over the North Pole

(C) Over the Atlantic Ocean
(D) None of the above

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Stage of mitosis in which chromatids reach the poles and their movement ceases...?

(A) Prophase
(B) Metaphase

(C) Anaphase
(D) Telophase

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Which one of the following is not a true snake________ ...?

(A) Blink snake
(B) Glass snake

(C) Sea snake
(D) Tree snake

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Short-sight defect could be corrected by a _____________ lens...?

(A) concave lens
(B) convex lens

(C) converging lens
(D) none of these

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Which one of the following decreases along the period...?

(A) Ionization Energy
(B) Atomic Radius

(C) Electronegativity
(D) Electron Affinity

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Deficiency diseases are caused due to the deficiency of___________...?

(A) Proteins
(B) Vitamins

(C) Carbohydrates
(D) Fats

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Which statement is incorrect about particles in liquids...?

(A) Particles are little less closely packed
(B) Particles are in loose clusters

(C) Particles are not in regular
(D) Particles have large empty spaces between them

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