General Knowledge

Science & Technology

Easy

Which of the following are the general properties of the "Ionic compounds"?

(A) Generally brittle and break into pieces when pressure is applied.

(B) Have high melting and boiling points.

(C) Conduct electricity in the molten state.

(D) Generally soluble in solvents like kerosene and petrol but insoluble in water.

Choose the correct answer from the options given below:

(A), (B) and (C) only

(A), (B) and (D) only

(A), (C) and (D) only

(B), (C) and (D) only

✅ Correct Option: 1

Strong electrostatic forces in the ionic lattice explain the high melting and boiling points (B) and the brittleness when layers shift and like charges align (A). Molten ionic compounds have free ions, so they conduct (C).

Statement (D) is reversed: ionic compounds are generally soluble in water and insoluble in non-polar solvents like kerosene and petrol.

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Find the correct option-

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Solution

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