WB JEE 2017 | Atomic Structure Question 16 | Chemistry | WB JEE - ExamSIDE.com

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1

WB JEE 2017

MCQ (Single Correct Answer)

+1

-0.25

Which of the following sets of quantum numbers represents the 19^th electron of Cr(Z = 24) ?

A

$$\left( {4,1, - 1, + {1 \over 2}} \right)$$

B

$$\left( {4,0,0, + {1 \over 2}} \right)$$

C

$$\left( {3,2,0, - {1 \over 2}} \right)$$

D

$$\left( {3,2, - 2, + {1 \over 2}} \right)$$

2

WB JEE 2017

MCQ (Single Correct Answer)

+1

-0.25

Which one of the following corresponds to a photon of highest energy?

A

$$\lambda$$ = 300 mm

B

v = 3 $$\times$$ 10⁸ s^$$-$$1

C

$$\overline v $$ = 30 cm^$$-$$1

D

$$\varepsilon $$ = 6.626 $$\times$$ 10^$$-$$27 J

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