The P Block Elements - Result Question 37

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

[NEET Odisha 2019]

(a) $H_2 S_2 O_8$

(c) $H_2 S_2 O_7$

(c) $H_2 SO_3$

(d) $H_2 SO_4$

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Solution:

  1. (b) Oleum is $H_2 S_2 O_7$.


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