Skip to main content

Substance which helps to lower the fusion point of the mixture in Hall Heroult Process:

ICSE Class 10 Chemistry PYQ · 2022 Semester 2 · Section A

1(x)1 Mark · 2022 · Section A · 2022 Semester 2

Substance which helps to lower the fusion point of the mixture in Hall Heroult Process:

(a)Coke
(b)Concentrated sodium hydroxide
(c)Fluorspar
(d)Concentrated potassium hydroxide

Show SolutionHide Solution↓

Fluorspar

Reason — Fluorspar lowers the fusion point of the mixture in Hall Heroult Process and the mixture fuses at 950° C instead of 2050° C.

← Previous question Next question →

Browse the free Chemistry sample bank