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Match the following : {:("List - 1","L...

Match the following :
`{:("List - 1","List - 2"),((a) "second" ,(e) "carbon " - 12),((b) "mole", (f) "Platinum iridium "),((c) "Metre", (g) Cs- 133),((d) " Kilogram" , (h) Kr- 86):}`

A

I-e, II - a, III - c, IV - d

B

I-b, II-a, III-c, IV-d

C

I-e, II-b, III-c ,IV-d

D

I-b, II-a, III-d, IV-c

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-ATOMIC STRUCTURE-Objective exercise - 1
  1. Radius of 3rd Bohr orbit is

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  2. The total energy of electron in an atom is a combination of potential ...

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  3. Match the following : {:("List - 1","List - 2"),((a) "second" ,(e) "...

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  4. What are the postulates of Bohr's model of hydrogen atom ? Discuss the...

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  5. Splitting of spectral lines under the influence of strong magnetic fie...

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  6. Radius of tenth Bohr orbit of the Hydrogen atoms is

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  7. Radius of 3rd Bohr orbit is

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  8. Velocity of the electron in the 1st Bohr orbit

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  9. The energy that is needed to remove an electron from the 1st Bohr orbi...

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  10. The speed of an electron in the inner most orbit of the hydrogen (Bohr...

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  11. The energy of an electron present in Bohr's second orbit of hydrogen a...

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  12. The de-Broglie equation treats an electron to be

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  13. Wavelength of the wave associated with a moving electron

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  14. The uncertainity principle and the concept of wave nature of matter we...

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  15. Bohr's postulate that mv r = (nh)/(2pi) is proved mathematically by

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  16. The momentum of a particle of wave length 1 Å is

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  17. The de Broglie wavelength of a particle with mass 1 g and velocity 100...

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  18. The de Broglie wave length of a riffle bullet of mass 2 grams moving w...

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  19. A cricket ball of mass 0.5 kg is moving with a velocity of 100 ms^(-1)...

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  20. If the Planck's constant h = 6.6 xx 10^(-34) Js, the de-Broglie wave l...

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