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The number of radial nodes of 3s and 2p orbitals are respectively:

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Important Questions on Atomic Structure

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Comprehensive Guide to VITEEE Chemistry. Other applicable Exams - JEE Main, BITSAT, SRM JEE, MHT-CET, K-CET, EAMCET, AMU & Other State Engg. Entrance Exams>Chapter 1 - Atomic Structure>Exercise 1>Q 49
Consider the ground state of Cr atom (Z=24). The number of electrons with the azimuthal quantum numbers, ℓ=1 and 2 are, respectively:
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Comprehensive Guide to VITEEE Chemistry. Other applicable Exams - JEE Main, BITSAT, SRM JEE, MHT-CET, K-CET, EAMCET, AMU & Other State Engg. Entrance Exams>Chapter 1 - Atomic Structure>Exercise 1>Q 50
What is the maximum numbers of the electrons that can be associated with the following set of quantum numbers, n=3, l=1 and m=-1?
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Comprehensive Guide to VITEEE Chemistry. Other applicable Exams - JEE Main, BITSAT, SRM JEE, MHT-CET, K-CET, EAMCET, AMU & Other State Engg. Entrance Exams>Chapter 1 - Atomic Structure>Exercise 1>Q 51
Electronic configuration of four elements are given below. Which of the corresponding element would be most paramagnetic?
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Comprehensive Guide to VITEEE Chemistry. Other applicable Exams - JEE Main, BITSAT, SRM JEE, MHT-CET, K-CET, EAMCET, AMU & Other State Engg. Entrance Exams>Chapter 1 - Atomic Structure>Exercise 1>Q 52
The number of the unpaired electrons in a nickel atom (ground state) are (Atomic Number of Ni=28):
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Comprehensive Guide to VITEEE Chemistry. Other applicable Exams - JEE Main, BITSAT, SRM JEE, MHT-CET, K-CET, EAMCET, AMU & Other State Engg. Entrance Exams>Chapter 1 - Atomic Structure>Exercise 1>Q 53
Which of the following elements outermost orbit's last electron has the magnetic quantum number m=0?
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Comprehensive Guide to VITEEE Chemistry. Other applicable Exams - JEE Main, BITSAT, SRM JEE, MHT-CET, K-CET, EAMCET, AMU & Other State Engg. Entrance Exams>Chapter 1 - Atomic Structure>Exercise 1>Q 54
Bohr's model of atom is in conflict with:
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Comprehensive Guide to VITEEE Chemistry. Other applicable Exams - JEE Main, BITSAT, SRM JEE, MHT-CET, K-CET, EAMCET, AMU & Other State Engg. Entrance Exams>Chapter 1 - Atomic Structure>Exercise 1>Q 55
A near UV photon of 300 nm is absorbed by a gas and then re-emitted as two photons. One photon is a red light with the wavelength 760 nm, then the wavelength of the second photon is:
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Comprehensive Guide to VITEEE Chemistry. Other applicable Exams - JEE Main, BITSAT, SRM JEE, MHT-CET, K-CET, EAMCET, AMU & Other State Engg. Entrance Exams>Chapter 1 - Atomic Structure>Exercise 1>Q 56
If the wavelength of a photon is 2.2×10-11 m h=6.6×10-34 J s, its momentum will be