Question

Select the odd one out giving reason
1.Cutting of nails, breaking of glass, formation of iron sulphide. Reason:
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Answer 1

Answer:

Select the odd one out giving reason

1.Cutting of nails, breaking of glass, formation of iron sulphide.

Odd one - formation of iron sulphide.

Reason - formation of iron sulphide is odd one because , it is a chemical change. While Cutting of nails breaking of glass are physical changes.