Question

Sutra fitkari ka sutra​

Answer 1

Potassium alum is known as sutra fitkari ka sutra. The formula of potassium alum is

KAI(SO4)2.12H2O

Note the first four and two will be in the down and also at the last two.

after the point the numbers one and two will not be down they are in correct position.

Sorry for this mistake.

Hope this helps you