Question

In Down’s cell (for production of sodium), graphite anode is used because

Solution

Correct option is

Graphite has no reaction with chlorine

Anode (of graphite) has no reaction with chlorine (liberated at anode).

SIMILAR QUESTIONS

Q1

Which of the following is obtained on hydrolysis of Mg2C3?

Q2

Which of the following is a component of most kidney stones?

Q3

Which property of sodium is being used in street lights?

Q4

Which of the following metals is sensitive to a wide range of photons from across the entire visible range of the electromagnetic spectrum?

Q5

Out of the following hydroxide, select the one that has highest solubility and the least negative lattice enthalpy.

Q6

What is the function of potassium nitrate in gun powder?

Q7

An aqueous solution of salt ‘R’ when treated with dil HCl, a colourless gas is given out. The gas so evolved when passed through acidified KMnO4 decolourises KMnO4 solution. The salt ‘R’ is

Q8

Which of the following can be used in submarines both to absorb carbon dioxide and liberate oxygen?

Q9

 

On being placed in water, sodium peroxide not only produces an alkaline solution but also some bubbles. If we assume that the peroxide ion picks up two protons from water to produce a compound that can be seen as the dibasic conjugate acid of peroxide ion and then this compound undergoes a redox disproportion.

Using the above information complete the following equation.

(A)  and (B)