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For which of the following chemical equa...

For which of the following chemical equation has `Delta H = Delta U`

A

`C(s) + 2 H_(2)O (g) to 2 H_(2) (g) + CO_(2) (g)`

B

`PCl_(5) (g) to PCl_(3) (g) + Cl_(2) (g)`

C

`2 CO(g) + O_(2) (g) to 2 CO_(2) (g)`

D

`H_(2) (g) + Br_(2) (g) = 2 HBr (g)`

Text Solution

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The correct Answer is:
D
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CHHAYA PUBLICATION-PREVIOUS YEAR QUESTION PAPER 2016-NEET 2016 [ Phase- II]
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  5. The percentage of pyridine (C(5) H(5) N) that forms pyridinium ion (C(...

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  6. The solubility of AgCl(s) with solubility product 1.6 xx 10^(-10) ini ...

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  7. Suppose the elements X and Y combine to form two compounds XY(2) and X...

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  8. The number of electrons delivered at the cathode during electrolysis b...

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  9. Boric acid is an acid because its molecule -

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  10. The suspension of slaked lime in water is known as -

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  11. The hybridizations of atomic orbitals of nitrogen in NO(2)^(+) , NO(3...

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  12. Which of the following fluoro-compounds is most likely to behave as a ...

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  13. Which of the following pairs of ions is isoelectronic and isostructura...

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  14. In context with beryllium , which one of the following statements is i...

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  15. Which of the following pairs of a d-orbitals will have electron densit...

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  16. In which of the following molecules, all atoms are coplanar ?

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  17. In the given reaction the product P is -

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