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Identify the number of pairs which have ...

Identify the number of pairs which have higher electronegativity difference as compared to difference of Cs and F, Na and I, Li and F, H and F, I and CI, Ca dn O, Ba and S, C and Si.

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Cs is the most electropositive and F is the most electronegative element.
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GRB PUBLICATION-PERIODIC TABLE-Subjective Type
  1. Number of oxides which is/are more basic as compared to Na(2)O. Li(2...

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  2. Bond length of A-A bond is 124 pm and bond length of B-B bond is 174 p...

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  3. Find the number of chemical species in which outer shell 'd' orbital i...

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  4. Find the number of transition elements in the following: Zn, Cd,Hg, ...

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  5. According to Hannay-Smith formula, if E.N difference between A and B i...

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  6. The element with the lowest atomic number that has a ground-state elec...

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  7. Find the total number of correct orders among the following. (a) Ord...

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  8. Period number of Sc = x Modern periodic table group number of TI = x...

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  9. A^(+)(g) rarr A(g) DeltaH =- 2eV 2A(g) rarr 2A^(+) (g) DeltaH = x F...

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  10. Number of unpaired electrons in Mn^(+7) = a Number of d-subshell ele...

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  11. The oxidation state of fluorine in F(2) is x. Find value of |x|.

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  12. Among the following number of elements, which are transition elements ...

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  13. The number of different possible oxidation states of fluorine in the m...

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  14. How many of the following species have lower IE(1) value compared to F...

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  15. The number of oxides which are expected to be neutral amongst the oxid...

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  16. What is the value of (n+l) for the unpaired e^(-) in an atom of an ele...

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  17. A monoatomic anion of unit charge contain 45 neutrons and 36 electrons...

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  18. If 3e^(-) can be accomodated in each orbital then how many elements wi...

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  19. How may elements will be present in the 12th period of periodic table.

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  20. Identify the number of pairs which have higher electronegativity diffe...

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