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Ritesh Ranjan Rath
Subject: Chemistry
, asked on 8/5/18
Q.177. Which one is a wrong statement ?
(1) The value of m for
d
z
2
is zero.
(2) Total orbital angular momentum of electron in 's' orbital is equal to zero.
(3) The electronic configuration of N atom is
(4) An orbital is designated by three quantum numbers while an electron in an atom is designated by four quantum numbers.
Answer
1
Muhammad Arafath R Z
Subject: Chemistry
, asked on 18/4/18
Coordinating compound Online 2018
Q.14. The total number of possible isomers for square-planar
P
t
C
l
N
O
2
N
O
3
S
C
N
2
-
is :
1. 8
2. 12
3. 16
4. 24
Answer
2
Archana
Subject: Chemistry
, asked on 15/4/18
How to find whether a coordination compounds are colored or not?
explain this question
Q.37. Which of the following compounds is not coloured ?
(a)
N
a
2
C
u
C
l
4
(b)
N
a
2
C
d
C
l
4
(c)
K
4
F
e
C
N
6
(d)
K
3
F
e
C
N
6
Answer
1
Kevan Mehta
Subject: Chemistry
, asked on 29/3/18
The reduction potential of hydrogen half cell will be positive if :
Answer
1
Shvaetha Kumaravel
Subject: Chemistry
, asked on 10/3/18
the bond between cmi and ligand is ionic or covalent
Answer
2
Sandra Saju
Subject: Chemistry
, asked on 9/3/18
Which of the following solutions has higher freezing point? 0.05 M Al
2
(SO
4
)
3
, 0.1 M K
3
[Fe(CN)
6
] Justify.
Answer
2
Prerna Varshney
Subject: Chemistry
, asked on 9/3/18
Question (iii) Write the hybridization and magnetic behaviour of the complex
[
N
i
(
C
O
)
4
]
.
(At.no. of Ni = 28)
Answer
2
Prerna Varshney
Subject: Chemistry
, asked on 9/3/18
Why low spin tetrahedral are rarely observed? Explain your answer if it is like this one (Due to low CFSC which is not able to pair up electron )
Answer
1
Prerna Varshney
Subject: Chemistry
, asked on 9/3/18
Write the hybridization and magnetic behaviour of the complex [Ni(CO)4].
(At.no. of Ni = 28)
Answer
1
Alifa
Subject: Chemistry
, asked on 25/2/18
Explain the formation of the complex [FeCl6]^4-. Calculate magnetic moment and write the 'd' orbital configuration in the complex.
Answer
1
Kurian J
Subject: Chemistry
, asked on 23/2/18
When a coordination compound CrCl5. 6H2O is mixed with AgNO3, 5 moles of AgCl are precipitated per mole of compound. Write the structural formula and the IUPAC name of the complex. I didn't understand why 1 molecule of H2O is also removed along with Cl2. Experts, I need your explanation. Thank you!
Answer
1
Chaitanya Kapoor
Subject: Chemistry
, asked on 21/2/18
16th last part highlighted one
16. Write the name, state of hybridisation, shape and magnetic behaviour of the following complex :
C
r
(
H
2
O
)
2
C
2
O
4
2
A
t
o
m
i
c
n
o
.
o
f
C
r
=
24
All India 2010
Answer
1
Chaitanya Kapoor
Subject: Chemistry
, asked on 21/2/18
12th solve complete question
12. Give the formula of each of the following coordination entities:
(i)
C
o
3
+
ion is bound to One
C
l
-
,
o
n
e
N
H
2
and two bidentate ethylene diamine (en) molecules.
(ii)
N
i
2
+
ion is bound to two water molecules and two oxalate ions. Write the name and magnetic behaviour of each of the above coordination entities. (Atomic no. of Co = 27, Ni=28)
Foreign 2012
Answer
1
Chaitanya Kapoor
Subject: Chemistry
, asked on 21/2/18
25th first 2.parts
Q.25. Explain the following cases giving appropriate reasons:
(i) Nickel does not form low spin octahedral complexes.
(ii) The
π
-complexes are known for the transition metals only.
Answer
1
Shubhrajyoti Ghosh
Subject: Chemistry
, asked on 20/2/18
Identify organic compounds A to J in the following reactions:
Answer
1
1
2
3
4
5
Next
What are you looking for?
(1) The value of m for is zero.
(2) Total orbital angular momentum of electron in 's' orbital is equal to zero.
(3) The electronic configuration of N atom is
(4) An orbital is designated by three quantum numbers while an electron in an atom is designated by four quantum numbers.
Q.14. The total number of possible isomers for square-planar is :
1. 8
2. 12
3. 16
4. 24
explain this question
Q.37. Which of the following compounds is not coloured ?
(a)
(b)
(c)
(d)
(At.no. of Ni = 28)
Write the hybridization and magnetic behaviour of the complex [Ni(CO)4].
(At.no. of Ni = 28)
16. Write the name, state of hybridisation, shape and magnetic behaviour of the following complex :
All India 2010
12. Give the formula of each of the following coordination entities:
(i) ion is bound to One and two bidentate ethylene diamine (en) molecules.
(ii) ion is bound to two water molecules and two oxalate ions. Write the name and magnetic behaviour of each of the above coordination entities. (Atomic no. of Co = 27, Ni=28) Foreign 2012
Q.25. Explain the following cases giving appropriate reasons:
(i) Nickel does not form low spin octahedral complexes.
(ii) The -complexes are known for the transition metals only.