Question

What happens- (i) Molten alumina is electrolysed (ii) Silver bromide is kept in sunlight (iii) Magnesium carbonate. plz answer this. i will mark u as brainliest. don't spam

Answer 1

Answer:

Step-by-step explanation:

Electrolysis of molten Lead bromide,

At anode:

2Br

−

→Br

2

reddish brown gas

At cathode:

Pb

+2

+2e

−

→PbDuring leaching when bauxite is treated with concentrated NaOH, then sodium aluminate and sodium silicate is formed in the soluble form, whereas Fe

2

O

3

is precipitated.

(2) The blistered appearance of copper during the metallurgical process is due to the evolution of SO

2

.

(3) Cast iron is obtained from pig iron.

(4) Hall-Heroult process is used for production of only aluminium. Mark me a brainlist

Answer 2

Answer:

sorry I don't know I was seeing answer but this boy/girl.