Chemistry · 2020
JEE Main · 9 January 2020, Shift 2 · Q49
The sum of the total number of bonds between chromium and oxygen atoms in chromate and dichromate ions is \ \ \ \.
The sum of the total number of bonds between chromium and oxygen atoms in chromate and dichromate ions is
\_\_\_\_.
Official answer
12
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JEE Main 2020 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.