GK Questions on Metal and Alloys for Competitive Exams

Chemistry GK Questions and Answers

Q.31 Which one among the following metals is used for making boats because it does not corrode by seawater?

(A) Tungsten

(B) Nickel

(C) Antimony

(D) Titanium

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Q.32 Which one of the following metals/alloys is used in electric heating elements?

(A) Nichrome

(B) Chromium

(C) Steel

(D) Bronze

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Q.33 Why are noble metals so named?

(A) Because they are expensive

(B) Because they are generally resistant to corrosion and oxidation

(C) Because they are rarely found in the earth

(D) Because they are more malleable and ductile than others

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Q.34 Due to its reactivity, the alkali metal sodium is stored in -

(A) water

(B) alcohol

(C) kerosene

(D) ethanol

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Q.35 Thin foils of which of the following metals are used in decorating sweets?

(A) steel

(B) aluminium

(C) chromium

(D) silver

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Q.36 Which of the following metals has been used in making the Statue of Liberty?

(A) gold

(B) iron

(C) bronze

(D) copper

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Q.37 Metals are good conductors of electricity because

(A) they are electrically unstable

(B) atoms in their molecules are loosely packed

(C) they have free electrons

(D) they are ductile

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Q.38 Into which of the following metals does radioactive Uranium decay when it loses all its radioactivity?

(A) Radium

(B) Carbon

(C) Lead

(D) Hydrogen

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Q.39 Galvanized iron has a thin coating of :

(A) copper

(B) tin

(C) zinc

(D) aluminium

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Q.40 The Venus symbol (♀), a circle with a small cross below it, is the gender symbol for female and also the metal -

(A) gold

(B) copper

(C) zinc

(D) silver

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