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Na((g)) +Cl((g)) to +Cl^(-) ""((g)) Thi...

`Na_((g)) +Cl_((g)) to +Cl^(-) ""_((g))` This reaction is

A

Exothermic

B

Endothermic

C

Neither exothermic nor endothermic

D

None of these

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-CHEMICAL BONDING-OBJECTIVE EXERCISE-2B
  1. When the ratio of the radius of cation and anion in the crystal lattic...

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  2. Born Haber cycle is based on

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  3. Na((g)) +Cl((g)) to +Cl^(-) ""((g)) This reaction is

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  4. The ratio of anion radius to cation radius of a crystal is 10 : 9.3. T...

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  5. NaCl((aq)) +AgNO(3 (aq)) to AgCl darr +NaNO(3(aq)) the change taking...

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  6. Which of the following is false?

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  7. The electronegativities of two elements are 1.0 and 3.5. Bond formed b...

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  8. Odd electron bond is not present in

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  9. The total number of valency electrons in PO(4)^(3-) ion is

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  10. The correct order of increasing covalent character is

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  11. The correct order of decreasing polarity is

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  12. Number of sigma and pi bonds present in tetracyanoethylene are

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  13. (A): Dinitrogen is chemically unreactive at ordinary temperature and i...

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  14. Given electronic configurations of four elements E1, E2, E3 and E4 ar...

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  15. Which of the following has both polar and non-polar covalent bonds ?

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  16. Carbondioxide is isostructural with

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  17. The number of o bonds formed between two carbon atoms in C2 H6 C2 H4 ...

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  18. The bonds present in K4 [Fe(CN)6 ]are

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  19. Which of the following combination is best explained by the coordinate...

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  20. The correct decreasing order of polarisability of halide ions is

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