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If Z = 5, what would be the valency of t...

If Z = 5, what would be the valency of the element?

Text Solution

Verified by Experts

1) If Z = 5, the distribution of electrons is 2, 3.
2) Hence the valency is '3'.
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VGS PUBLICATION-BRILLIANT-WHAT IS INSIDE THE ATOM ?-OBJECTIVE TYPE QUESTIONS
  1. If Z = 5, what would be the valency of the element?

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  2. Which of the following is a wrong statement?

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  3. If there are no protons in an atom. The consequences are

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  4. 'X' is a subatomic particle. It has neither +ve nor -ve. Then 'X' is

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  5. If an alpha- particle comes closure to a proton, it ………………. Proton.

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  6. Electron do not fall in nucleus, because

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  7. Fluorine atom contains seven electronsin outermost shell, but its vale...

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  8. According to the electrolysis experiments conducted by ……………, the atom...

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  9. Mass of electron is ………………times less than that of proton.

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  10. Neutron was discovered by

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  11. The atoms of same element which have same numbers of protons, but have...

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  12. Match the following. {:("a) Plum pudding or ",),(" watermelon",),("...

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  13. From the above table no. of protons in 'Ar' is

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  14. From the above table valency of 'Ar' is

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  15. From the above table, what is the atomic number fo hydrogen?

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  16. From the above table no. of protons Neon is

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  17. Which of the sub-atomic particle is not in the hydrogen?

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  18. .(6)^(14)C,.(6)^(13)C, .(6)^(12)C what are these?

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  19. In .(6)^(14), how many neutrons are there?

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  20. Joseph John Thomson is appreciable because, he found

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  21. Rutherford is appreciable, because he found that

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