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Nucleus of an element contains 9 protons...

Nucleus of an element contains 9 protons Its valency would be :

A

1

B

3

C

2

D

5

Text Solution

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The correct Answer is:
a
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GRB PUBLICATION-QUANTUM NUMBERS AND GENERAL CHEMISTRY-subjective type
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  5. Find the number of electrons are there in NI^(2+) ion which are h...

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  6. How many unpaired electrons are there in Ni^(2+)?

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  9. the magnetic moment value of species X is 4.48 B.M fnd out the num...

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  10. Find the difference between Z("eff) of 4s and 3d electrons of Sc.

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  13. Calcualate the value of Z("eff") on 3d electrons of Sc .

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  14. calculate the difference between th Z("eff") exerenced by ouuterm...

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  15. for a hydrothertical atom find out the total number of electrons...

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  16. Find the number of electrons in Pd having nxxl =0and |m|gt1

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  17. (p) if azimythal quantum number value is 3, the maximum value of ...

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  18. n+l +m for the valence electrons of rb will be (where n,l,m, are ...

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  19. If aufbau's rule is not followed and electrons foilling if done ...

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  21. The first excited state of Cl^(-) will have the energy of :

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