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in Chemistry by (121k points)
अम्लीय माध्यम में पोटैशियम डाइक्रोमेट निम्न अभिक्रिया के अनुसार ऑक्सीकारक का कार्य करता है
`Cr_(2)O_(7)^(2-)+14H^(+)+6e^(-)to2Cr^(3)+7H_(2)O`
`K_(2)Cr_(2)O_(7)` का तुल्यांकी भार क्या होगा (आणविक भार =M) ?
A. M/3
B. 6m
C. M/5
D. lt/6

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