1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard X
Chemistry
Atom
M+8C N - + 2H...
Question
M
+
8
C
N
−
+
2
H
2
O
+
O
2
→
4
[
M
(
C
N
)
2
]
−
+
4
O
H
−
metal M is:
A
Cu
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
Hg
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
Ag
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
Au
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution
The correct option is
C
Au
The above reaction is Mac Arthur-Forrest process.
It is a hydometallurgieal technique for attraction of Gold.
It conuier to the gold are to a water couble coordination complex and further gold is recovered by more reactive time or any other metal
Reaction invilved:
4
A
u
(
s
)
+
8
C
N
−
+
2
H
2
O
+
O
2
⟶
w
a
t
e
r
s
o
l
u
b
l
e
c
o
o
r
d
i
n
a
t
e
c
o
m
p
l
e
x
4
[
A
u
(
C
N
)
2
]
−
+
4
O
H
−
metal
M
→
Gold
Suggest Corrections
0
Similar questions
Q.
In the equation :
M
+
8
C
N
−
+
2
H
2
O
+
O
2
→
4
[
M
(
C
N
)
2
]
−
+
4
O
H
−
, metal M is________.
Q.
In the equation
4
M
+
8
C
N
−
+
2
H
2
O
+
O
2
→
4
[
M
(
C
N
)
2
]
+
4
O
H
−
Identify metal M:
Q.
In the equation,
4
M
+
8
C
N
−
+
2
H
2
O
+
O
2
→
4
[
M
(
C
N
)
2
]
−
+
4
O
H
−
. Identify the metal M.
Q.
In the equation,
4
M
+
8
C
N
−
+
2
H
2
O
+
O
2
⟶
4
[
M
(
C
N
)
2
]
−
+
4
O
H
−
the metal M is:
Q.
In the reaction,
4
M
+
8
C
N
−
+
2
H
2
O
+
O
2
→
4
[
M
(
C
N
)
2
]
+
4
O
H
−
, identify the metal M as:
View More
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Related Videos
Introduction to Atoms
CHEMISTRY
Watch in App
Explore more
Atom
Standard X Chemistry
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
AI Tutor
Textbooks
Question Papers
Install app