MyQuestionIcon

2

You visited us 2 times! Enjoying our articles? Unlock Full Access!

Physical Properties (Group 1)

What volume o...

Question

What volume of 0.4 M Na2S203 would be required to react with the l2 liberated by adding excess of Ki to 50 ml of 0.2 M CuS04, when in reaction cuprous salt is formed with 12? ptions: 25 ml 11.2 ml 50 ml 5 ml

Open in App

Solution

Suggest Corrections

thumbs-up

1

Similar questions

Q. What volume of

0.40 M - N a_{2} S_{2} O_{3}

would be required to react with the

I_{2}

liberated by adding the excess KI to 50 mL of

0.20 M - C u S O_{4}

H_{2} O_{2}

solution, excess of acidified solution of KI was added. The iodine liberated required 20 ml of 0.3 N

N a_{2} S_{2} O_{3}

solution. The volume strength of

H_{2} O_{2}

2.5

g sample of copper is dissolved in excess of

H_{2} S O_{4}

100

0.02 M C u S O_{4} (a q)

10

0.02 M

C u S O_{4} (a q)

is mixed with excess of

K I

to show the following changes:

C u S O_{4} + 2 K I ⟶ K_{2} S O_{4} + C u I_{2}

2 C u I_{2} ⟶ C u_{2} I_{2} + I_{2}

The liberated iodine is titrated with hypo (

N a_{2} S_{2} O_{3}

) which requires

V

0.1 M

hypo solution for its complete reduction.The amount of

I_{2}

liberated in the reaction of

10

0.02 M

solution with excess

K I

Q. An excess of acidified solution of

K I

25

H_{2} O_{2}

solution. The iodine liberated requires

20

0.3 N N a_{2} S_{2} O_{3}

solution. Calculate the volume strength of

H_{2} O_{2}

:

25

H_{2} O_{2}

solution were added to excess of acidified

K I

solution. The iodine so liberated required

20

0.1 N

N a_{2} S_{2} O_{3}

for titration. Calculate strength of

H_{2} O_{2}

in terms of normality and percentage?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Group 1 - Physical Properties

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Physical Properties (Group 1)

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon