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Standard X
Chemistry
Covalent Bond
27.6 g K_2CO_...
Question
27.6 g K_2CO_3 was treated by a series of reagents so as to convert all of its carbon to K_2Zn_3\lbrack Fe(CN)_6\rbrack_{2.} The weight of product is (1) 22.3 g (2) 11.6 g (3) 50.3 g (4) 112 g
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Q.
27.6
g of
K
2
C
O
3
was treated by a series of reagents so as to convert all of its carbon to
K
2
Z
n
3
[
F
e
(
C
N
)
6
]
2
. Calculate the mass of the product formed. (round it to nearest integer value)
Q.
27.6 g of
K
2
C
O
3
was treated by a series of reagents so as to covert all of its carbon to
K
2
Z
n
3
[
F
e
(
C
N
)
6
]
2
. Calculate the mass of the product:
(Molecular mass of
K
2
Z
n
3
[
F
e
(
C
N
)
6
]
2
= 698 u)
Q.
13.8 g of
K
2
C
O
3
was treated by a series of reagents so as to covert all of its carbon to
K
2
Z
n
3
[
F
e
(
C
N
)
6
]
2
. Calculate the mass (in g) of the product formed?
(Molecular mass of
K
2
Z
n
3
[
F
e
(
C
N
)
6
]
2
= 698 u)
Q.
24 g of
K
2
C
O
3
was treated by a series of reagents to convert all of the carbon to cyanide ions in the complex
K
3
Z
n
3
[
F
e
(
C
N
)
6
]
2
. Calculate the weight of the complex formed.
(Molar mass of K = 39 g/mol, Fe = 56 g/mol, Zn = 65 g/mol)
Q.
24 g of
K
2
C
O
3
was treated by a series of reagents to convert all of the carbon to cyanide ions in the complex
K
3
Z
n
3
[
F
e
(
C
N
)
6
]
2
. Calculate the weight of the complex formed.
(Molar mass of K = 39 g/mol, Fe = 56 g/mol, Zn = 65 g/mol)
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