221.

Give the hybridisation state of each carbon in the following species:
$left parenthesis straight i right parenthesis space CH subscript 3 space minus space straight C with bar on top straight H subscript 2 space space space space space space left parenthesis ii right parenthesis space CH subscript 3 space minus space straight C with plus on top straight H subscript 2 space space space space left parenthesis iii right parenthesis space CH subscript 3 CH subscript 2$

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222.

For the following bond cleavages, used curved-arrows to show the electron flow and classify each as homolysis or heterolysis. Identify reactive intermediate produced as free radical, carbocation and carbanion.
$CH subscript 3 straight O minus space OCH subscript 3 space rightwards arrow space space CH subscript 3 straight O with. on top space plus space straight O with. on top CH subscript 3$

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223.

For the following bond cleavages, used curved arrows to show the electron flow and classify each as homolysis or heterolysis. Identify reactive intermediate produced as free radical, carbocation and carbanion.

$greater than equals straight O space plus space OH presuperscript minus space space rightwards arrow space space greater than equals straight O space plus space straight H subscript 2 straight O$

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224.

For the following bond cleavages, used curved-arrows to show the electron flow and classify each as homolysis or heterolysis. Identify reactive intermediate produced as free radical, carbocation and carbanion.

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225.

For the following bond cleavages, used curved arrows to show the electron flow and classify each as homolysis or heterolysis. Identify reactive intermediate produced as free radical, carbocation and carbanion.

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226. What is the relationship between the members of following pairs of structures? Are they structural or geometrical isomers or resonance contributors?

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227. What is the relationship between the members of following pairs of structures? Are they structural or geometrical isomers or resonance contributors?

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228. What is the relationship between the members of following pairs of structures? Are they structural or geometrical isomers or resonance contributors?