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एक धात्विक ऑक्साइड में धातु है धातु का तुल्यांकी भार समान होता है ?
A. 12
B. 24
C. 40
D. 48

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Correct Answer - A
`60%` धातु का अर्थ धातु ऑक्साइड में `40%` ऑक्सीजन है
अतः 100 ग्राम ऑक्साइड में 60 ग्राम धातु एवं 40 ग्राम ऑक्सीजन होगी |
अतः धातु का तुल्यांकी भार
`=("धातु का भार")/("ऑक्सीजन का भार")xx8=((60)/(40))xx8=12`

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