1. Tardigrade
  2. Question
  3. Chemistry
  4. How many of the given statements are correct. (i) Spiro compounds contain fused rings at quaternary carbon. (ii) Bicyclo compounds contain two rings connected by a bridge. (iii) Bicyclo compound cannot be aromatic. (iv) Cyclic alkynes are unstable.

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Q. How many of the given statements are correct.
(i) Spiro compounds contain fused rings at quaternary carbon.
(ii) Bicyclo compounds contain two rings connected by a bridge.
(iii) Bicyclo compound cannot be aromatic.
(iv) Cyclic alkynes are unstable.

Organic Chemistry – Some Basic Principles and Techniques

Solution:

(i), (ii) and (iv) are correct.How many of the given statements are correct. (i) Spiro compounds contain fused rings at quaternary carbon. (ii) Bicyclo compounds contain two rings connected by a bridge. (iii) Bicyclo compound cannot be aromatic. (iv) Cyclic alkynes are unstable.