1
JEE Advanced 2020 Paper 2 Offline
MCQ (More than One Correct Answer)
+4
-2
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Choose the correct statement(s) among the following :
A
SnCl2 . 2H2O is a reducing agent.
B
SnO2 reacts with KOH to form K2[Sn(OH)6].
C
A solution of PbCl2 in HCl contains Pb2+ and Cl$$-$$ ions.
D
The reaction of Pb3O4 with hot dilute nitric acid to give PbO2 is a redox reaction.
2
JEE Advanced 2015 Paper 1 Offline
MCQ (More than One Correct Answer)
+4
-2

Fe3+ is reduced to Fe2+ by using

A
H2O2 in presence of NaOH.
B
Na2O2 in water.
C
H2O2 in presence of H2SO4.
D
Na2O2 in presence of H2SO4.
3
JEE Advanced 2014 Paper 1 Offline
MCQ (More than One Correct Answer)
+4
-2
For the reaction,

$${I^ - } + ClO_3^ - + {H_2}S{O_4} \to C{l^ - } + HSO_4^ - + {I_2}$$

the correct statement(s) in the balanced equation is/are
A
stoichiometric coefficient of HSO$$_4^ - $$ is 6
B
iodide is oxidised
C
sulphur is reduced
D
H2O is one of the products
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