Types of bonds in hydrocarbons — task. Science State Board, Class 10.

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1.

Assertion:	Members of each homologous series exhibit a regular gradation in physical properties as their molecular mass increases.
Reason:	Common method cannot be used to prepare all of the members in a homologous series.

Reason is incorrect, but assertion is correct
Assertion and reason are true, reason explains the assertion
Assertion is incorrect, but the reasoning is true.
Both assertion and reason are true, but reason is not the correct explanation of assertion

2.

Assertion:	Hydrocarbons are organic compounds that are made up of only carbon and hydrogen atoms
Reason:	The compounds in which the carbon atoms form a chain-linked in a linear pattern or branched are called as acyclic or open-chain compounds.

Assertion and reason are true, reason explains the assertion
Reason is incorrect, but assertion is correct
Assertion is incorrect, but the reasoning is true.
Both assertion and reason are true, but reason is not the correct explanation of assertion

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