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Select incorrect statement (s) :

A

Only three quantum numbers n, l and m are needed to define an orbital

B

Four quantum numbers are needed for complete description of an electron

C

Two quantum numbers n and l are needed to identify subshell and shape of orbital

D

Splitting of spectrum lines in presence of electric field is known as Zeeman effect

Text Solution

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The correct Answer is:
D
A, B, facts
D splitting of spectrum lines in presence of electric field is known as stark effect.
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