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In which of the following energy is abos...

In which of the following energy is abosrbed?

A

`Cl+e^(-) to Cl^(-)`

B

`O^(-)+e^(-) to O^(2-)`

C

`O +e^(-) to O^(-)`

D

`Na^(+) +e^(-) to Na`

Text Solution

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The correct Answer is:
B
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VK JAISWAL-PERIODIC PROPERTIES-Level 2
  1. Which of the following statements is incorrect?

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  2. The formation of the oxide ion O(g)^(2-) requires first an exothermic ...

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  3. In which of the following energy is abosrbed?

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  4. The electron affinity of the following elements can be arranged:

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  5. In which of the following arrangements , the order is not correct acco...

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  6. Which of the following statements is/are wrong?

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  7. Consider the following conversions: (i) O((g))+e^(-) to O((g))^(-),D...

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  8. {:("Element","Electronegative value"),(W,2.7),(X,2.1),(Y,0.8),(Z,3.4):...

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  9. In the compound M-O-H, the M-O bond will be broken if:

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  10. Aqueous solution of two compounds M(1) - O - H and M(2) - O - H are pr...

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  11. The ionisation potential and electron affinity of an element "X" are 2...

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  12. Consider the following statements : (I) The radius of an anion is la...

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  13. Which of the following order is correct for the property mentioned in ...

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  14. Which among the following factors is the most important in making fluo...

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  15. A compound contains three elements A, B and C, if the oxidation number...

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  16. Consider the following four elements, which are represented according ...

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  17. Which of the following sequence represents atomic number of only repre...

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  18. The ground state electronic configuration of the elements, U, V, W, X,...

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  19. When magnesium burns in air, compounds of magnesium formed are magnesi...

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  20. Which of the following ions is most unlikely to exist?

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