Home
Class 12
CHEMISTRY
A: Bauxite is purified by leaching proce...

A: Bauxite is purified by leaching process
R: Aluminium oxide reacts with NaOH to form soluble sodium meta aluminate.

A

If both Assertion & Reason are true and the reason is the correct explanation of the assertion, then mark (1).

B

If both Assertion & Reason are true but the reason is not the correct explanation of the assertion, then mark (2)

C

If Assertion is true statement but Reason is false, then mark

D

If both Assertion and Reason are false statements, then mark (4)

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    AAKASH INSTITUTE|Exercise Assignment (Section-C) Previous Years Question|34 Videos

  • EQUILIBRIUM

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION -D)|20 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    AAKASH INSTITUTE|Exercise Try Yourself|33 Videos

Similar Questions

Explore conceptually related problems

When ferric oxide reacts with NaOH , the product formed is

Bauxite, the ore of aluminium is purified by which process ?

Statement-1: Hydrogen gas is liberated by the action of aluminium with a concentrated solution of NaOH Statement-2: Aluminium with NaOH forms sodium metaaluminate.

Assertion (A): Calcium and magnesium oxides are not reduced by carbon. Reason (R ): Calcium and magnesium oxides react with carbon to form their respected carbides.

Select correct statements. (A) Sodium peroxide (Na_(2)O_(2)) is used to purify the air in submarine because it reacts with O_(2) to form sodium superoxide. (B) Amongst alkali metal chlorides,LiCl has lowest melting point. (C) Amongst alkali metal fluorides,Lif is least soluble in H_(2)O (D) Na_(2)CO_(3).NaHCO_(3).2H_(2)O is a mineral called trona.