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Electron Gain Enthalpy...

Electron Gain Enthalpy

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Electron gain enthalpy is defined as energy released when neutral gaseous atom gains `1` electron.
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Electron gain enthalpies of noble gases are negative.

Match the correct ionisation enthalpies and electron gain enthalpies of the following elements.

The second electron gain enthalpies (in kJ mol^(-1) ) of oxygen and sulphur respectively are:

The second electron gain enthalpies (in kJ mol^(-1) ) of oxygen and sulphur respectively are:

The second electron gain enthalpies (in kJ mol^(-1) ) of oxygen and sulphur respectively are:

Why do noble gases have positive electron gain enthalpies?

Halogens have high electron gain enthalpies because the addition of an electron gives them the........configuration

Why do halogens have high electron gain enthalpies (i.e. -Delta_(eg)H^(o.)) ?

Ionisation of energy F^(ɵ) is 320 kJ mol^(-1) . The electronic gain enthalpy of fluorine would be

CENGAGE CHEMISTRY ENGLISH-APPENDIX - INORGANIC VOLUME 1-Exercise very short
  1. Name the radioactive element of group 17 and group 18 .

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  2. Among Li,Na,K,Rb,Cs, the element with the lowest ionisation energy is ...

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  3. Electron Gain Enthalpy

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  4. Generally electron gain enthalpy on going down a group, and on going...

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  5. Why is the second electron gain enthalpy negative (i.e. energy is abs...

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  6. Give reasons for the following : Fluorine has lower electron gain en...

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  7. Isoelectronic species have the same number of .

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  8. Lanthanides and actinides belong to block of the periodic table.

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  9. Generally, the atomic size along a period gradually decreases due to i...

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  10. The formula for fluoride of carbon is .

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  11. The solubility of alkali metal carbonateas one goes down the group.

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  12. The electronic configuration of Re^(3+) is (Xe)4f^(14)5d^(4), the numb...

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  13. Lather Meyer drew a graph showing the relation between atomic "" and ...

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  14. Second period ends with .

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  15. The first transition series is called transition series.

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  16. Alkali metals have low ionisation energy. Why is it so?

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  17. Why lanthanides and actinides have been placed separately in the perio...

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  18. Why does the solubility of alkaline earth metal hydroxides in water in...

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  19. Explain : Cation has smaller size than neutral atom. ……………………………...

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  20. Explain : Anion has larger size than neutral atom. ……………………………………...

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