Question

1) calcium (2)iron (3) potassium (4) drying
Find odd one out and give reason​

Answer 1

Answer:

drying

Explanation:

iron , calcium , and potassium are minerals but drying is not a mineral

Answer 2

Answer:

Drying [Option (4)] is the odd one out.

Reason:

Others (calcium, iron and potassium) are metals and minerals. They are also studied in the periodic table.

Other, drying is a physical change.

Thanks....