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The first five ionization energies of an...

The first five ionization energies of an element are `801,2428,3660,25030,32835 "in" "kJ"//"mol"`. Then the element could be.

A

a halogen

B

a noble gas

C

a third group element

D

a second group element

Text Solution

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The correct Answer is:
C
( c) Energy difference between `3rd` and `4 th IP`s is very high.
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A2Z-ATOMIC STRUCTURE-Bohr'S Model
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  2. Which statement is wrong about Bohr's theory

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  3. The first five ionization energies of an element are 801,2428,3660,250...

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  4. The kinetic energy of an electron in the second Bohr orbit of a hydrog...

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  5. Which statement is true.

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  6. The first four ionization energies of an element are 191, 578, 872, an...

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  7. If velocity of an electron in 1^(st) Bohr orbit of hydrogen atom us x,...

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  8. Energy of an electron is given by E = - 2.178 xx 10^-18 J ((Z^2)/(n^2)...

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  9. The ratio of the velocity of light and the velocity of electron in the...

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  10. The wavelength associated with an electron moving with a velocity of 1...

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  11. The energy of electron in first Bohr's orbit of H-"atom" is - 13.6 eV ...

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  12. Ionisation energy of He^+ is 19.6 xx 10^-18 J "atom"^(-1). The energy ...

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  13. The energy of second orbit of hydrogen is equal to the energy of ,

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  14. If first ionisation energy of hydrogen be E, then the ionisation energ...

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  15. The ratio of (E2 - E1) "to" (E4 - E3) for the hydrogen atom is approxi...

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  16. With increasing member, the energy difference between adjacent levels ...

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  17. Which one of the following is considered as the main postulate of Bohr...

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  20. The ratio of the radii of three Bohr orbit is

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