JEE Physics41)Which quantities are conserved in all redox reactions?
Charge only
JEE Physics42)Oxidation number of sulphur in Caro's acid is
6
JEE Physics43)Oxidation states of the metal in the minerals haematite and magnetite, respectively, are
III in haematite and II, III in magnetite
JEE Physics44)The oxidation number of C in HCN and HNC respectively are:
+ 2, + 2
JEE Physics45)Phosphorus has the oxidation state of +3 in
Phosphorous acid
JEE Physics46)A student states that burning of lime is an oxidation process. The reason he cites is that an oxide of metal is produced on burning. Which of the following statement about the above reaction is correct?
The statement is incorrect but the reason is correct