Home
Class 11
CHEMISTRY
Which of the following statements is/are...

Which of the following statements is/are correct ?

A

Liebig's method is used for the quantitative estimation of both C and H.

B

Dumas method is used for the quantitative estimation of N in all nitrogen - containing organic compounds.

C

In Liebig's combustion method, ordinary CuO is used.

D

Silver salt method is a chemical method for the determination of equivalent mass of organic acids.

Text Solution

Verified by Experts

The correct Answer is:
A, B, D
(a) Sometimes test fails , urea, thiourea, pyridine also gives.
(b) It is due to the formation of the formation of ferri-ferrocyanide `Fe_(4)[Fe(CN)_(6)]_(3)`.
(c ) Blood-red colour is obtained.
(d) Molecular mass of an acid = Ew x basicity.
Promotional Banner

Topper's Solved these Questions

  • PURIFICATION OF ORGANIC COMPOUNDS AND IUPAC NOMENCLATURE

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (PRACTICE SHEET ADVANCED)|4 Videos

  • PURIFICATION OF ORGANIC COMPOUNDS AND IUPAC NOMENCLATURE

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE - I (STRAIGHT OBJECTIVE TYPE QUESTIONS))|28 Videos

  • PURIFICATION OF ORGANIC COMPOUNDS AND IUPAC NOMENCLATURE

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL - I (MAIN))|22 Videos

  • PERIODIC TABLE

    AAKASH SERIES|Exercise EXERCISE ON PASSAGE|12 Videos

  • REDOX REACTIONS

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE PRACTICE SHEET (ADVANCED) (More than One correct answer Type Questions)|35 Videos

Similar Questions

Explore conceptually related problems

Which of the following statement is/are correct ?

Which of the following statement is /are correct

Which of the following statement is/are correct?

(B) (Major) . Which of the following statement is/are correct?

(B) (Major) . Which of the following statement is/are correct?

Which of the following statement is(are) correct ?