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Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  2011
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Q)

For the four successive transition elements (Cr, Mn, Fe and Co), the stability of +2 oxidation state will be there in which of the following order? <br> (At nos. Cr = 24, Mn = 25, Fe = 26, Co = 27)


( A ) Mn > Fe > Cr > Co
( B ) Co > Mn > Fe > Cr
( C ) Cr > Mn > Co > Fe
( D ) Fe > Mn > Co > Cr

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