Download App

Organic Nitrogen Compounds — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistryOrganic Nitrogen Compounds1 Mark
MCQ
Assertion(A): Nitrobenzene cannot be prepared from bromo benzene by action of ethanolic solution of potassium nitrite.
Reason (R): The bromine directly attached to the benzene ring cannot be cleaved easily.
  • ✓
    Both A and R are correct and R is the correct explanation of A
  • B
    Both A and R are correct but R is not the correct explanation of of A
  • C
    A is correct but R is wrong
  • D
    A is wrong but R is correct
✓

Answer

Correct option: A.
Both A and R are correct and R is the correct explanation of A
Both A and R are correct and R is the correct explanation of A

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer." from Organic Nitrogen Compounds→Organic Nitrogen Compounds — all question types→Chemistry STD 12 question papers→Tamilnadu Board STD 12 question papers→Tamilnadu Board question paper generator→

Similar questions

Find the odd correct pair :
→
Which one of the following is called Hexane – 1, 6 – diamine?
→
What is the equivalent weight of $KMnO ^4$ in basic medium?
→
Sodium formate solution on electrolysis gives at anode.
→
When Zinc piece is kept in CuSO4 solution the copper gets precipitated due to standard potential of Zinc is …………
→

The reaction is an example of
→
Which one of the following is an example of an àntipyretic?
→
A chemist involves mining process and he got two ores mixed together. If one is tinstone and another one is chromite, which type of process will be used to separate that two ores?
→
Depression, Hair loss, muscle pain are due to the deficiency of vitamin ……………..
→
Three reactions involving $H _2 PO _4$ are given below.
(i) $H _3 PO _4+ H _2 O \rightarrow H _3 O ^{+}+ H _2 PO _4^{-}$
(ii) $H _2 PO _4+ H _2 O \rightarrow HPO _4{ }^2+ H _3 O ^{+}$
(iii) $H _2 PO _4+ OH ^{-} \rightarrow H _3 PO _4+ O _2^{-}$
In which of the above does $H _2 PO _4^{-}$act as an acid.
→