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Rohit Patil
Subject: Science
, asked on 8/3/18
Is science textbook enough for the board exam final revision?
Answer
1
Kartikey Mishra
Subject: Science
, asked on 8/3/18
Solve this:
Q.10. Dehydration by conc.
H
2
S
O
4
, is the most difficult in
(1)
(2)
(3)
(4)
Answer
1
Neha Alatagi
Subject: Science
, asked on 8/3/18
How to identify the functional group based on the structure of the compound? Also how to write structure of the compound if it's molecular formula is given? Please mention step wise process to do so
Answer
5
Moin
Subject: Science
, asked on 8/3/18
complete the following reaction: CH3COOH + NaHCO3
fast
Answer
1
Kartikey Mishra
Subject: Science
, asked on 7/3/18
Question 4
Answer
1
Kartikey Mishra
Subject: Science
, asked on 7/3/18
2.
The most suitable reagent for given conversions:-
1. Diimide
2.
H
2
/
N
i
2
B
3. Zn/dil. HCl
4. LiAlH
4
Answer
3
Kartikey Mishra
Subject: Science
, asked on 7/3/18
Ques 32
32
.
C
6
H
6
→
V
2
O
5
/
∆
O
x
i
d
a
t
i
o
n
X
,
H
e
r
e
,
X
i
s
(l) Maleic anhydride
(2) Acetic acid
(3) Propanoic acid
(4) Succinic acid
Answer
4
Kartikey Mishra
Subject: Science
, asked on 7/3/18
Q. A mixture of
C
2
H
6
,
C
2
H
4
a
n
d
C
2
H
2
is bubbled through alkaline solution of copper (I) chloride, contained Woulf' s bottle. What is the gas coming out?
Answer
1
Anu
Subject: Science
, asked on 7/3/18
dear experts answer the followinf question
1.why is carbon and its compounds used as afuel for most industrial applications
2.why isnt a mixture of air and ethyne used for welding
3.is it al2(so4)3 or also4 or al2so4 for aluminium sulphate?
Answer
1
Anu
Subject: Science
, asked on 7/3/18
dear experts answer the following questions:
1.inferecnce of activity 3.13 in class 10 ncert science textbook
2.industrial application of hydrogenation
Answer
1
Zaid Khan
Subject: Science
, asked on 6/3/18
What category of compounds will be formed when one hydrogen of alkane molecule is replaced by a hydroxyl group? Name the functional group present in the following compounds.
(i) R-C-O-R (ii) R-C-O-H (iii) R-C-H (iv) R-C-R (v) R-CH = CH-R
Answer
1
Zaid Khan
Subject: Science
, asked on 6/3/18
34th iii and iv
34. What category Of compounds will be formed when one hvdrogen of alkane
molecule is replaced by a hydroxyl group ? Name the functiønal group present
in the following compounds .
iii) R-C-H iv) R-C-R
Answer
2
Neelu Vijay
Subject: Science
, asked on 6/3/18
What happens when5+alkalinekmno4 solution is added drop by drop to warm ehanol taken in a test tube
Answer
3
Kartikey Mishra
Subject: Science
, asked on 5/3/18
Question 32
Answer
3
Kartikey Mishra
Subject: Science
, asked on 5/3/18
Q33 Which of the following gives positive tollen's test
Answer
3
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What are you looking for?
Q.10. Dehydration by conc. , is the most difficult in
(1)
(2)
(3)
(4)
fast
The most suitable reagent for given conversions:-
1. Diimide
2.
3. Zn/dil. HCl
4. LiAlH4
(l) Maleic anhydride
(2) Acetic acid
(3) Propanoic acid
(4) Succinic acid
Q. A mixture of is bubbled through alkaline solution of copper (I) chloride, contained Woulf' s bottle. What is the gas coming out?
1.why is carbon and its compounds used as afuel for most industrial applications
2.why isnt a mixture of air and ethyne used for welding
3.is it al2(so4)3 or also4 or al2so4 for aluminium sulphate?
1.inferecnce of activity 3.13 in class 10 ncert science textbook
2.industrial application of hydrogenation
(i) R-C-O-R (ii) R-C-O-H (iii) R-C-H (iv) R-C-R (v) R-CH = CH-R
34. What category Of compounds will be formed when one hvdrogen of alkane
molecule is replaced by a hydroxyl group ? Name the functiønal group present
in the following compounds .
iii) R-C-H iv) R-C-R