The P Block Elements - Result Question 37

####38. Identify the correct formula of ‘oleum’ from the following.

[NEET Odisha 2019]

(a) H2S2O8

(c) H2S2O7

(c) H2SO3

(d) H2SO4

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Solution:

  1. (b) Oleum is H2S2O7.


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