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1
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

In which among the following compounds, oxidation number of nitrogen is +5 ?

A
$\mathrm{N}_2 \mathrm{O}$
B
$\mathrm{N}_2 \mathrm{O}_3$
C
$\mathrm{NO}_2$
D
$\mathrm{HNO}_3$
2
MHT CET 2019 2nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The oxidation number of sulphur in $\mathrm{S}_8$ molecule is

A
6
B
0
C
2
D
3
3
MHT CET 2019 2nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The oxidation state of sulphur in $\mathrm{H}_2 \mathrm{S}_2 \mathrm{O}_7$ is

A
+4
B
+6
C
+5
D
+7
4
MHT CET 2019 2nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The ionic charges of manganate and permanganate ion are respectively

A
$-2,-2$
B
$-1,-2$
C
$-2,-1$
D
$-1,-1$
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