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Carbon and Nitrogen belongs to groups r...

Carbon and Nitrogen belongs to __ groups respectively

A

6 & 7

B

13 & 14

C

14 & 15

D

15 & 16

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VGS PUBLICATION-BRILLIANT-CLASSIFICATION OF ELEMENTS-THE PERIODIC TABLES-EXERCISE
  1. Sc = 1s^22s^2 2p^6 3s^2 3p^6s 4s^2 3d^1.this is belongs to

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  2. B, Si, Ge,  As are:

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  3. Carbon and Nitrogen belongs to groups respectively

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  4. Consider the following changes a) M((g))^(+2) rarr M((g))^(+3) + e^...

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  5. Between ""(11) Na and ""(17) Cl, which one has more ionization...

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  6. Which one is true ? i) More nuclear charge, more ionization energy. i...

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  7. Penetration power towards nucleus of various orbitals are 4s g...

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  8. Electron affinity values in (KJ mol^(-)) F(-328), Cl-(349), Br(-325), ...

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  9. F(4.0), Cl(3.0), Li(1.0), Be (1.47) Electronegativity values are give...

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  10. B, Si, Ge,  As are:

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  11. Element with electronic configuration: 1s^2 2s^2 2p^6 3s^2 3p^6 3d^10...

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  12. In the 5^th period the orbitals being filled are

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  13. Which of the following has both members from the same period of the pe...

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  14. Which of the following is an element in 3^rd period II group

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  15. The metallic character is high among the following

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  16. The group in which all elements are gases is

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  17. The element with atomic number 7 is found in

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  18. What is the similarity in the properties of beryllium and aluminium? W...

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  19. The element with electronic configuration 2, 8, 8, 3 belongs to block

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  20. The most electronegative element is

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