All of the following substances are crystalline except_____________...? Mcqs

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All of the following substances are crystalline except_____________...?

(A) Ice
(B) Diamond

(C) Sucrose
(D) Plastic

✅ Correct Answer: Plastic

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Source: This question is taken from the Everyday Science

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Some substances are good conductor of electricity in both the solid and liquid states. These substances are generally______________...?

(A) ionic substances
(B) metallic substances

(C) molecular solids
(D) covalent network solids

✅ Correct Answer: metallic substances

Comments

Source: This question is taken from the Everyday Science

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