Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 12-science Answered

How  are  azo-dyes obtained?
Asked by Topperlearning User | 28 Mar, 2014, 09:11: AM
answered-by-expert Expert Answer

Benzenediazonium salts condense with phenol in slightly alkaline medium at 273-278 K giving coloured substance called azo-dyes. This reaction is called coupling reaction.

Answered by | 28 Mar, 2014, 11:11: AM
CBSE 12-science - Chemistry
Asked by kavitabawane190 | 08 Mar, 2024, 05:24: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Chemistry
Asked by rp0055293 | 07 Feb, 2024, 08:28: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Chemistry
Asked by vipulverma | 14 Feb, 2022, 04:44: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Chemistry
Asked by kaziryan.05 | 23 Jun, 2021, 08:02: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Chemistry
Asked by Rg598555 | 30 Oct, 2019, 10:35: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Chemistry
Asked by jain.pradeep | 30 Aug, 2019, 04:13: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Chemistry
Asked by Topperlearning User | 27 Mar, 2014, 03:43: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Chemistry
Asked by Topperlearning User | 07 Jun, 2016, 03:12: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Chemistry
Asked by Topperlearning User | 07 Jun, 2016, 03:17: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Chemistry
Asked by Topperlearning User | 27 Mar, 2014, 04:54: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
Get Latest Study Material for Academic year 24-25 Click here
×