the equivalent weight of a certain trivalent element is 20. #NTA #NEET #NEETquestion #mcq #2021 #chemistry - Study24x7
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20 followers study24x7 10 Sep 2021 02:30 PM study24x7 study24x7

the equivalent weight of a certain trivalent element is 20. #NTA #NEET #NEETquestion

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A

152

B

56

C

168

D

68

NEET / Medical
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  • Dev kumar
    • Atomic mass of element= Equivalent mass of element × Valency=20×3=60g/mol \ The oxide can be represented as E2 O3 where E represents element. The molecular weight of oxide is 2(60)+3(16)=168g/mol

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    Reply 10 Sep 2021 02:42 PM
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