Home
Class 12
CHEMISTRY
Calculate the normality of a solution co...

Calculate the normality of a solution containing 50 mL of 5 M solution of `K_(2)Cr_(2)O_(7)` in acidic medium.

Text Solution

Verified by Experts

v.f. of `K_(2)Cr_(2)O_(7)=6`
so `N_(f)=(N_(1)V_(1)+N_(2)V_(2))/(V_(1)+V_(2))=(5xx6xx50+2xx6xx50)/(50+50)=21N`
Promotional Banner

Topper's Solved these Questions

  • EQUIVALENT CONCEPT & TITRATIONS

    RESONANCE ENGLISH|Exercise Exercise -1 (Part-I )|18 Videos

  • EQUIVALENT CONCEPT & TITRATIONS

    RESONANCE ENGLISH|Exercise Exercise -1 (Part-II)|19 Videos

  • EQUIVALENT CONCEPT & TITRATIONS

    RESONANCE ENGLISH|Exercise Part -IV|22 Videos

  • ELECTROCHEMISRY

    RESONANCE ENGLISH|Exercise Advanced Level Problems|88 Videos

  • FUNDAMENTAL CONCEPT

    RESONANCE ENGLISH|Exercise ORGANIC CHEMISTRY(Fundamental Concept )|40 Videos

Similar Questions

Explore conceptually related problems

Calculate the normality of a solution containing 15.8 g of KMnO_(4) in 50 mL acidic solution.

Equivalent weights of K_(2)Cr_(2)O_(7) in acidic medium is

Calculate the normality of a solution obtained by mixing 100 mL N/10 H_(2)SO_(4) , 50 mL . N/2 HNO_(3) " and " 25 mL N/5 HCl solutions

Alcohol level in blood is determined by the reaction with K_2Cr_2O_7 solution in acidic medium. Calculate the blood level in mass percent if 10 " mL of " 0.05 M solution of K_2Cr_2O_7 is required for the reaction of a 10.0 g sample of blood.

When H_(2)O_(2) is added to a acidified solution of K_(2)Cr_(2)O_(7) :

100 mL solution of ferric alum [Fe_(2)(SO_(4))_(3).(NH_(4))_(2)SO_(4).24H_(2)O (Mw=964g mol^(-1)) containing 2.41 g salt was boiled with Fe when the reaction Fe+Fe_(2)(SO_(4))_(3)to3FeSO_(4) Takes place. The unreacted iron was filtered off and the solution was titrated with (M)/(60)K_(2)Cr_(2)O_(7) in acidic medium. Q. What is the titre value of K_(2)Cr_(2)O_(7) when Cu reacts with Fe_(2)(SO_(4))_(3) ?

100 mL solution of ferric alum [Fe_(2)(SO_(4))_(3).(NH_(4))_(2)SO_(4).24H_(2)O (Mw=964g mol^(-1)) containing 2.41 g salt was boiled with Fe when the reaction Fe+Fe_(2)(SO_(4))_(3)to3FeSO_(4) Takes place. The unreacted iron was filtered off and the solution was titrated with (M)/(60)K_(2)Cr_(2)O_(7) in acidic medium. Q. What is the titre value of K_(2)Cr_(2)O_(7) when Fe reacts with Fe_(2)(SO_(4))_(3) ?

Calculate the volume of 10 volume H_(2)O_(2) solution that will react with 200 mL of 2N KMnO_(4) in acidic medium.

For a given reductant , ratio of volumes of 0.2 M KMnO_(4) and 1M K_(2)Cr_(2)O_(7) in acidic medium will be

STATEMENT-1: N/10, 100 ml KMnO_(4) solution is sufficient to oxidise M/10, 50 ml FeC_(2)O_(4) solution in acidic medium. STATEMENT-2: The left solution of statement -1 is sufficient to react with 8.33 ml of M/10 K_(2)Cr_(2)O_(7) solution in acidic medium. STATEMENT-3: 1.06 g Na_(2)CO_(3) will require 100 ml of 0.1 M HCl solution with phenolphthalein.