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Juwan Jaffer
Subject: Chemistry
, asked on 18/2/17
Experts can i have the answer for the 26 th question after ' OR'
Answer
1
Juwan Jaffer
Subject: Chemistry
, asked on 18/2/17
Experts can i have the answer for the 26 th question (part 3 "b " )
Answer
1
Juwan Jaffer
Subject: Chemistry
, asked on 18/2/17
Experts can i have the answer for the 26 th question after ' OR' ( part 4)
Answer
1
Juwan Jaffer
Subject: Chemistry
, asked on 18/2/17
Experts can i have the answer for the 15 th question (part c)
Answer
1
Juwan Jaffer
Subject: Chemistry
, asked on 18/2/17
Experts can i have the answer for the 26 th question before "OR" ( part 4)
Answer
1
Juwan Jaffer
Subject: Chemistry
, asked on 18/2/17
Experts can i have the answer for the 26 th question before ( OR)
Answer
3
Juwan Jaffer
Subject: Chemistry
, asked on 18/2/17
Experts can i have the answer for the 10 th question
Answer
1
Mitali
Subject: Chemistry
, asked on 14/2/17
Why do we say that carbon has an electronegativity of 2.1 despite of the fact that electronegativity is a * with respect to* term??
Getting my point ?
Answer
2
Varnika Dhiman
Subject: Chemistry
, asked on 11/2/17
Configuration of d-block elements.. is (n-1)d
1to10
ns
1to2
..
but, as these are d-block elements.. and last electron should enter into d subshell.. so, shouldn't it be.. (n-1)d
1to10
ns
2
.. ?!
Answer
1
Varnika Dhiman
Subject: Chemistry
, asked on 11/2/17
Second electron affinity is positive. Why ?!..
Answer
1
Pratyusha Pvr
Subject: Chemistry
, asked on 9/2/17
7. Ionisation energies i.e
l
1
a
n
d
l
2
of Mg are 740 & 1440 kJ
m
o
l
-
1
. The percentage of
M
g
+
1
o
f
a
n
d
M
g
+
2
when I mole of Mg absorbs 285.5 K. Waht is the Cal of energy ?
Answer
1
Pratyusha Pvr
Subject: Chemistry
, asked on 9/2/17
Plz answer 7 question
Answer
1
Juwan Jaffer
Subject: Chemistry
, asked on 3/2/17
Experts can i have the answer for the 21 st question
21. a) Explain the principle of paper chromatography.
b) Draw the orbital diagram showing hyper conjugation in ethyl cation.
c) Sodium salt of which acid is needed for the preparation of propane? Write chemical equation for the reaction.
Answer
1
Juwan Jaffer
Subject: Chemistry
, asked on 3/2/17
3) Liquids at high altitudes boil at lower temperature in comparison to that at sea level. Give reason.
4) Solubility of AgCI in water at 25
0
C is
1
.
06
×
10
-
5
mol
L
-
1
.
Calculate the solubility product (Ksp) of AgCl at this temperature.
Answer
1
Shobhil Shrivastava
Subject: Chemistry
, asked on 30/1/17
.
Answer
1
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Getting my point ?
but, as these are d-block elements.. and last electron should enter into d subshell.. so, shouldn't it be.. (n-1)d1to10ns2.. ?!
7. Ionisation energies i.e of Mg are 740 & 1440 kJ . The percentage of when I mole of Mg absorbs 285.5 K. Waht is the Cal of energy ?
21. a) Explain the principle of paper chromatography.
b) Draw the orbital diagram showing hyper conjugation in ethyl cation.
c) Sodium salt of which acid is needed for the preparation of propane? Write chemical equation for the reaction.
4) Solubility of AgCI in water at 250 C is Calculate the solubility product (Ksp) of AgCl at this temperature.