1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard VII
Chemistry
Rate Constant
A + B rarr...
Question
A + B → C, the unit of rate constant is
(1) S
–1
(2) S
–1
mol L
–1
(3) S
–1
mol
–1
L S
Open in App
Solution
Dear Student,
the answer is option 2 since it is a zero order reaction. (unit of zero order reaction is
S
–1
mol L
–1
)
Suggest Corrections
0
Similar questions
Q.
The plot of
t
1
/
2
v
/
s
[
R
]
0
for a reaction is a straight-line parallel to x-axis. The unit for the rate constant of this reaction is:
Q.
For a reaction
2
A
+
B
→
P
,
when concentration of B alone is doubled,
t
1
2
does not change and when concentrations of both A and B is doubled, rate increases by a factor of 4. The unit of rate constant is,
Q.
Identify the order of the reaction from the following rate constants respectively
a.
k
=
7.06
×
10
−
3
mol
−
1
L s
−
1
b.
k
=
5.60
×
10
−
5
s
−
1
c.
k
=
1.25
×
10
−
2
mol L
−
1
s
−
1
d.
k
=
1.25
×
10
−
2
mol
−
2
L
2
s
−
1
Q.
Match the rate law given in column I with the dimensions of rate constant given in column II and mark the appropriate choice.
Column I
Column II
(A)
R
a
t
e
=
k
[
N
H
3
]
0
(i)
m
o
l
L
−
1
s
−
1
(B)
R
a
t
e
=
k
[
H
2
O
2
]
[
I
−
]
(ii)
L
m
o
l
−
1
s
−
1
(C)
R
a
t
e
=
k
[
C
H
3
C
H
O
]
3
/
2
(iii)
s
−
1
(D)
R
a
t
e
=
k
[
C
2
H
5
C
l
]
(iv)
L
1
/
2
m
o
l
−
1
/
2
s
−
1
Q.
Consider a sparingly soluble salt
A
B
having solubility as
s
m
o
l
L
−
1
. What will be the value of
K
s
p
for
A
B
salt.
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
Rate Constant
CHEMISTRY
Watch in App
Explore more
Rate Constant
Standard VII 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
Solve
Textbooks
Question Papers
Install app