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B, Si, Ge,  As are:...

`B, Si, Ge,  As` are:

A

`1`. Metals

B

`2`. Metalloids

C

`3`. Non-metals

D

`4`. We can't say

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VGS PUBLICATION-BRILLIANT-CLASSIFICATION OF ELEMENTS-THE PERIODIC TABLES-EXERCISE
  1. 11(Na) 1s^2 2s^2 2p^6 3s^1. i) It is a s- block element, ii) It's vale...

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  2. Sc = 1s^22s^2 2p^6 3s^2 3p^6s 4s^2 3d^1.this is belongs to

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  3. B, Si, Ge,  As are:

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  4. Carbon and Nitrogen belongs to groups respectively

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

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

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

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

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

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

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  11. B, Si, Ge,  As are:

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

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

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

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

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  16. The metallic character is high among the following

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  17. The group in which all elements are gases is

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  18. The element with atomic number 7 is found in

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

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

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