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In aufbau principle, the word aufbau rep...

In aufbau principle, the word aufbau represents :

A

The name of scientist

B

German term meaning for buliding up

C

The enrgy of elerctron

D

The angular momentum of electron

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The correct Answer is:
B
It is a fact .
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P BAHADUR-ATOMIC STRUCTURE-Exercise 3A
  1. The total number of electron is 1. g CH4 are :

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  2. The probability of finding elercrtron at a distance r form the nucleus...

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  3. In aufbau principle, the word aufbau represents :

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  4. Two elecrtrons A and B in an atom have the following set of quantum nu...

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  5. The first obrital of H or H like atom is represencted by psi = 1/( s...

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  6. Total numbr of nodal planes aresame in :

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  7. The change in molar enrgy noticed during atomic transimission of 5 her...

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  8. The angular momentum of an electron in a orbital is given as …………

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  9. The first atom with obncomplete d-shell is :

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  10. Six valence electrons of oxygen are labelled as AB in 2s orbitals and ...

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  11. The correct Schrodingers's wave equation for an electron with e as tat...

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  12. For an elecrron in g-orbital what is correct ?

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  13. The maxium sum of number of neutrons and protons in an isotope of hydr...

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  14. The ratio of speed of gamma-rays and X-rays is :

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  15. Which of the following sets of quantum numbers represents an imposs...

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  16. Two elements in I transition series have four unparired electrons in t...

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  17. The line spectrum of two elements is not identical because

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  18. If the speed of electron in the first bohr orbit of hydrogen atom is x...

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  19. The elecronic configuration 1s^2 ,1s^2 2p^6, 3s^1 3p^1 correctly descr...

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  20. Which of the following statement //s is not correct ?

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