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Shivam Gupta
Subject: Chemistry
, asked on 21/12/17
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S
2
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.
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.
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.
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.
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Answer
2
Shivam Gupta
Subject: Chemistry
, asked on 21/12/17
​sir
Q.What is the equivalent weight (E) of K
2
Cr
2
O
7
in the acidic medium.
Cr
2
O
7
2
-
→
H
+
Cr
3
+
1
M
0
3
2
M
0
6
3
M
0
12
4
M
0
18
Answer
3
Shivam Gupta
Subject: Chemistry
, asked on 21/12/17
Q
1
.
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n
O
4
-
→
H
+
M
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2
+
M
o
:
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A
M
o
4
B
M
o
1
C
M
o
3
D
M
o
5
Answer
1
Dhriti Gupta
Subject: Chemistry
, asked on 20/12/17
What is the significance of n factor
Answer
1
Misty Bajpai
Subject: Chemistry
, asked on 16/12/17
Calculate oxidation number - 1. of Ni in [Ni(CO)
4
]
2+
2. of Pt in K[PtCl
3
(NH
3
)]
Answer
2
Nidhi
Subject: Chemistry
, asked on 16/12/17
How to study reactions of chemistry??
Answer
1
Surita Singh
Subject: Chemistry
, asked on 4/12/17
what is the oxidation no. of KMnO4 negative have in neutral,basic and acidic medium and tell me how????
Answer
1
Aditya
Subject: Chemistry
, asked on 3/12/17
Using electron transfer concept identiofy the oxidant and reductant min both the cases plsspls in notebook eexplain nicely too
Solve b) and c) only
Answer
1
Aditya
Subject: Chemistry
, asked on 3/12/17
Commen t opn the toppic in 150 words
Oxidising action in acidic and baic medium
Answer
1
Arpita Dua
Subject: Chemistry
, asked on 2/12/17
Ans
Answer
1
Arpita Dua
Subject: Chemistry
, asked on 1/12/17
Permanganate ion reacts with bromide ion in basic medium to give manganese dioxide and bromate ion .Write a balanced chemical equation for the reaction
Answer
1
Shreya Choudhary
Subject: Chemistry
, asked on 1/12/17
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e
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n
→
Z
n
2
+
+
2
e
-
,
E
o
=
+
0
.
76
V
F
e
→
F
e
2
+
+
2
e
-
,
E
o
=
+
0
.
44
V
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e
E
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f
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h
e
c
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l
l
r
e
a
c
t
i
o
n
F
e
2
+
+
Z
n
→
2
+
+
F
e
w
i
l
l
b
e
(
1
)
-
0
.
32
V
(
2
)
+
1
.
20
V
(
3
)
-
1
.
20
V
(
4
)
+
0
.
32
V
Answer
1
Shreya Choudhary
Subject: Chemistry
, asked on 1/12/17
Solve this:
Answer
1
Arpita Dua
Subject: Chemistry
, asked on 1/12/17
Can the reaction Cr2O7 2- + H2O = Cr2 04 2- + 2 H+ can be regarded as redox reaction
Answer
1
Shreya Choudhary
Subject: Chemistry
, asked on 1/12/17
Explain
Q.34.
n factor of nitrobenzene in this process
(1) 3
(2) 6
(3) 2
(4) 4
Answer
2
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What are you looking for?
Q.What is the equivalent weight (E) of K2Cr2O7 in the acidic medium.
Solve b) and c) only
Oxidising action in acidic and baic medium
Q.34.
n factor of nitrobenzene in this process
(1) 3
(2) 6
(3) 2
(4) 4