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Elements A, B ,C and atomic number (Z-2)...

Elements A, B ,C and atomic number (Z-2), Z and (Z+1) respectively. Of these, B is an inert gas. (a) which one of these has the highest electronegativity? (b) which one of these has the highest value of ionisation potential (c) what is the compound formed by the combination of A and C?

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UNITED BOOK HOUSE-MODEL QUESTION PAPER 8-EXERCISE
  1. Elements A, B and C have atomic numbers (Z - 2). Z and (Z + 1) respect...

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  2. Elements A, B and C have atomic numbers (Z - 2). Z and (Z + 1) respect...

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  3. Elements A, B ,C and atomic number (Z-2), Z and (Z+1) respectively. Of...

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  4. Why the second electron gain enthalpy of oxygen is +vc value?

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  5. Write the name of the element which is diagonally related to the eleme...

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  6. Is there any change in hybridisation of B and N atoms as a result of t...

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  7. The percentage of ionic character of LiH is 76.81% and the bond length...

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  8. HF2^- ion exists but HBr2^- ion does not explain.

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  9. (i) Any real gas behaves ideally at very low pressure and high tempera...

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  10. State Daltons partial pressure laws and derive partial pressure and to...

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  11. Calculate the bond energy of O-H bond in H(2)O(g) at the standard stat...

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  12. Calculate the bond energy of O-H bond in H(2)O(g) at the standard stat...

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  13. The latent heat of fusion of ice at 0^@C is 6025.24 J. mol^-1. Calcula...

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  14. What will be the change in entropy in an irreversible cyclic process ?

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  15. What is the oxidation number of Fe atom in K4[Fe(CN)6] molecule?

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  16. Balance the following Chemical equation by oxidation number method :-C...

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  17. Balance by ion electron method : Zn + NaNO3 rarr Na2ZnO2 + NH3 + H2O

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  18. Mention the oxidation number of Cr atom in CrO5 molecule.

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  19. What do you mean by ortho and para hydrogen ? explain why the chemical...

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  20. Lithium forms monoxide while sodium forms peroxide in the presence of ...

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