JKSSB Mock Tests

Which metalloid in the carbon group is chemically similar to its group neighbours tin and silicon?

A. lead
B. nickel
C. manganese
D. Germanium
Answer: Option D
Solution (By JKSSB Mock Tests Team)
Germanium is a Group 14 metalloid that chemically resembles both silicon (directly above it) and tin (directly below it). Historically, Dmitri Mendeleev perfectly predicted its exact properties in 1869, calling it 'eka-silicon' fifteen years before its actual laboratory discovery.
This Question Belongs to: General science Chemistry set 1
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