MHT-CET

Structure of Atom question bank (Chemistry)

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Q1.

Calculate the energy associated with an electron in the first orbit of hydrogen atom?

(A)
$-2.18 \times 10^{-18}\ \text{J}$
(B)
$52.9\ \text{J}$
(C)
$-1.09 \times 10^{-18}\ \text{J}$
(D)
$2.18 \times 10^{-18}\ \text{J}$
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Q2.

What is the total number of electrons present in completely filled 3s, 3p, and 3d subshell having same value of magnetic quantum number?

(A)
$18$
(B)
$9$
(C)
$6$
(D)
$3$
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