Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 4>Q 56

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In an orbital, for which $n = 3$ and $l=1$ , how many electrons can fit?

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Important Questions on Structure of Atom

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Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 4>Q 57

Among the following, which pair of

d

-orbitals will have electron density along the axis?

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Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 4>Q 58

Which one is a wrong statement?

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Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 4>Q 59

Which one of the following ions has electronic configuration [Ar] $3 d^{6}$

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Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 4>Q 60

The outer electron configuration of

Lu

(Atomic No:

71

) is:

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Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 4>Q 61

Which of the following ions has the maximum magnetic moment?

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Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 4>Q 62

The energy of

H

-

atom in the ground state is

- 13.6 eV

. Hence, energy in the second excited state is

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Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 4>Q 63

The de-Broglie wavelength of a tennis ball of mass

60 g

moving with a velocity of

10 m / s

is approximately (Planck's constant,

h = 6.63 \times 10^{- 34}

J - s

)

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Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 4>Q 65

The number of

d -

electrons retained in

{Fe}^{2 +}

(atomic number of

Fe = 26

) ion is