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← JEE Main 2022 · 28 Jun · Shift 2
ChemistrySingle correct+4 / -1Question 62 of 90

JEE Main 2022 · 28 Jun · Shift 2, Chemistry question 62

Consider the following statements :

(A) The principal quantum number 'n' is a positive integer with values of 'n' = 1, 2, 3, ...

(B) The azimuthal quantum number 'll' for a given 'n' (principal quantum number) can have values as 'll' = 0, 1, 2, .... n

(C) Magnetic orbital quantum number 'mlm_l' for a particular 'll' (azimuthal quantum number) has (2l+1)(2l+1) values.

(D) ±1/2\pm1/2 are the two possible orientations of electron spin.

(E) For l=5l=5, there will be a total of 9 orbital

Which of the above statements are correct ?

Choose one option
Answer and worked solution

Official answer: C

Check. (A) true. (B) false: ll goes up to n−1n-1. (C) true. (D) true. (E) false: l=5l=5 has 11 orbitals.

(C)