Home
Class 12
CHEMISTRY
Assertion (A) Coagulation power of Al^(3...

Assertion (A) Coagulation power of `Al^(3+)` is more than `Na^(+)`.
Reason (R) Greater the valency of the flocculating ion added, greater is its power to cause precipitation (Hardy-Schulze rule) .

A

Assertion and reason both are correct and the reason is correct explanation of assertion.

B

Assertion and reason both are correct but reason does not explain assertion.

C

Assertion is correct but reason is incorrect.

D

Both assertion and reason are incorrect.

Text Solution

Verified by Experts

The correct Answer is:
A
Reason is the correct explanation for assertion.
Promotional Banner

Topper's Solved these Questions

  • SURFACE CHEMISTRY

    DINESH PUBLICATION|Exercise SHORT ASNWER TYPE QUESTIONS|28 Videos

  • SURFACE CHEMISTRY

    DINESH PUBLICATION|Exercise LONG ANSWER TYPE QUESTIONS|4 Videos

  • SURFACE CHEMISTRY

    DINESH PUBLICATION|Exercise MATCHING TYPE QUESTIONS|6 Videos

  • SOME BASIC CONCEPTS OF CHEMISTRY

    DINESH PUBLICATION|Exercise ULTIMATE PREPARATORY PACKAGE|20 Videos

  • THE CARBON FAMILY

    DINESH PUBLICATION|Exercise Ultimate|11 Videos

Similar Questions

Explore conceptually related problems

Assertion : In the coagulation of a negative sol the flocculating power is in the order : Al^(3+) gt Ba^(2+) gt Na^(+) Reason : Greater the valence of the flocculating ion added, greater is its power to cause precipitation.

Greater the flocculation value of an electrolyte, greater is its coagulating power.

Statement- 1: In the coagulation of negatively charged arsenic sulphide sol, the coagulating power decreases in the order Al^(3+) gt Ba^(2+) gt Na^(+) . Statement- 2: Generally greater the valency of coagulating ion, the greater is its power of coagulation.

Statement-1: In the coagulation of negatively charged arsenic sulphide sol, the coagulating power decreases in the order, Al^3gtBa^(2+)gtNa^+ Statement-2 : Generally greater the valence of coagulating ion, the greater is its power of coagulation.

Greater the valency, the higher is the coagulating power of ion.'This rule was inroduced by

Assertion (A): CuCI is more covalent than NaCI . Reason (R ): Na^(o+) ion more polarising than Cu^(o+) ion.