Class 12 Chemistry d-and f-Block Elements General Characteristics

Easy

Invar,an alloy of $Fe$ and $Ni$,is used in watches and meter scales. Its characteristic property is:

A
Small coefficient of expansion
B
Resistance to corrosion
C
Hardness and elasticity
D
Magnetic nature

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Class 12 Questions

Class 12

Chemistry Questions

Chapter

d-and f-Block Elements

Subtopic

General Characteristics

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