सल्फर का मुख्य प्रयोग किसक – McqOptions

MCQOPTIONS

1.	सल्फर का मुख्य प्रयोग किसके विनिर्माण में होता है ?
A.	H₂SO₄
B.	H₂S
C.	SO₄
D.	कवकनाशी ( फंगीसाइड )
Answer» B. H₂S

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