Statement-1: For n = 2 the values of l may be 0, 1 and m may be 0, ± 1.
Statement-2: For each value of n, there are 0 to (n - 1) possible values of l for each value of l then are O to ±l values of m.

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Statement-1 is False, Statement-2 is True.

Statement-1 is True, Statement.2 is True; Statement-1 is a correct explanation for Statement.1

Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-1.

Statement-1 is True, Statement-2 is False.

answer is A.

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Detailed Solution

It is also possible to determine how many subshells there are in a primary electron shell by counting the values of the orbital angular number l: l=0 when n = 1 (l takes on one value and thus there can only be one subshell) l = 0 when n = 2 and 1(n-1) (l takes on two values and thus there are two possible subshells)

Also For each value of n, there are are 0 to ±l values of m.

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