arrow
arrow
arrow
Which of the following gives white precipitate, with ammoniacal silver nitrate solution ?
Question

Which of the following gives white precipitate, with ammoniacal silver nitrate solution ?

A.

C2H6 (Ethane)

B.

C2H4 (Ethylene)

C.

C2H2 (Acetylene)

D.

C3H6 (Propene)

Correct option is C


Solution
Concept:
· In the laboratory, ethylene and acetylene can be distinguished by  Tollens reagent.
· Tollens' reagent is a chemical reagent used to determine the presence of  aldehyde, aromatic aldehyde, and alpha-hydroxy ketone functional groups.
· Tollens' reagent is basically an ammoniacal silver nitrate solution. 
· It can also be used to identify C2H2 (Acetylene)

Free Tests

Free
Must Attempt

UPTET : Paper 1 Full Mock - 01

languageIcon English
  • pdpQsnIcon150 Questions
  • pdpsheetsIcon150 Marks
  • timerIcon150 Mins
languageIcon English
Free
Must Attempt

UPTET : Paper 2 Maths & Science Full Mock - 01

languageIcon English
  • pdpQsnIcon150 Questions
  • pdpsheetsIcon150 Marks
  • timerIcon150 Mins
languageIcon English
Free
Must Attempt

UPTET : Paper 2 Social Science Full Mock - 01

languageIcon English
  • pdpQsnIcon150 Questions
  • pdpsheetsIcon150 Marks
  • timerIcon150 Mins
languageIcon English
test-prime-package

Access ‘UPTET’ Mock Tests with

  • 60000+ Mocks and Previous Year Papers
  • Unlimited Re-Attempts
  • Personalised Report Card
  • 500% Refund on Final Selection
  • Largest Community
students-icon
467k+ students have already unlocked exclusive benefits with Test Prime!
Our Plans
Monthsup-arrow