The oxidation number of Mn in MnO 2 is . (Hint: indicate + or - and then the num

Question

The oxidation number of Mn in MnO2 is . (Hint: indicate + or - and then the number with no space, e.g. +5)

______

The oxidation number of S in SO42- is

______

The oxidation number of Cl in Ba(ClO4)2 is

______

The oxidation number of S in SO3 is

______

The oxidation number of Co in Co2(SO4)3 is

______

The oxidation number of C in CO32- is

______

The oxidation number of N in NO3- is

______

The oxidation number of Mn in MnO2 is . (Hint: indicate + or - and then the number with no space, e.g. +5) The oxidation number of S in SO42- is The oxidation number of Cl in Ba(ClO4)2 is The oxidation number of S in SO3 is The oxidation number of Co in Co2(SO4)3 is The oxidation number of C in CO32- is The oxidation number of N in NO3- is

Explanation / Answer

The oxidation number of Mn in MnO2 is . (Hint: indicate + or - and then the number with no space, e.g. +5)

__+4____

The oxidation number of S in SO42- is

___+6___

The oxidation number of Cl in Ba(ClO4)2 is

__+7____

The oxidation number of S in SO3 is

__+6____

The oxidation number of Co in Co2(SO4)3 is

__+3____

The oxidation number of C in CO32- is

__+4____

The oxidation number of N in NO3- is

__+5____

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