2. Sample Papers
  3. NEET

NEET Sample Paper NEET Sample Test Paper-41

  • question_answer
    The oxidation state of chromium in Cr(CO) is:

    A)  0                    

    B) +2      

    C) -2                    

    D) +6

    Correct Answer: D

    Solution :

    Oxidation state or number is the charge which an atom of the element has in its ion or appears to have when present in combined state with other atoms x \[\operatorname{Cr}\,\,\, C{{o}^{-6}}\] \[\operatorname{X}-6=0\] \[\operatorname{X}=+6\]


You need to login to perform this action.
You will be redirected in 3 sec spinner