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General SciencePrevious Year Paper 2026
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Which of the following statements correctly explains why saturated hydrocarbons burn with a blue flame, while unsaturated hydrocarbons tend to burn with a yellow, sooty flame?

A

Saturated hydrocarbons react with nitrogen in the air to prevent soot formation.

B

Unsaturated hydrocarbons have a higher carbon-to-hydrogen ratio, leading to incomplete combustion and soot formation.

C

Unsaturated hydrocarbons contain more oxygen, which leads to incomplete combustion.

D

Saturated hydrocarbons have weaker bonds, so they burn more completely. Question ID : 441009323748 Option 1 ID : 4410091261191 Option 2 ID : 4410091261190 Option 3 ID : 4410091261188 Option 4 ID : 4410091261189 Status : Answered Chosen Option : B

Correct Answer

๐Ÿ”ฌ SC โ€ข Science Verified SolutionGeneral SciencePrevious Year Paper 2026
Option B

Unsaturated hydrocarbons have a higher carbon-to-hydrogen ratio, leading to incomplete combustion and soot formation.

Quick Summary:

Practice and solve "Which of the following statements correctly explains why saturated hydrocarbons burn with a blue fla..." for General Science - Previous Year Paper 2026. The correct answer is Option B: Unsaturated hydrocarbons have a higher carbon-to-hydrogen ratio, leading to incomplete combustion and soot formation.. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.

Concept & Solution

Practice and solve "Which of the following statements correctly explains why saturated hydrocarbons burn with a blue fla..." for General Science - Previous Year Paper 2026. The correct answer is Option B: Unsaturated hydrocarbons have a higher carbon-to-hydrogen ratio, leading to incomplete combustion and soot formation.. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.

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