Multiple Choice
When a hydrocarbon undergoes combustion in air, which component of air reacts directly with the hydrocarbon?
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3. Chemical Reactions
Combustion Analysis
Multiple Choice
Which property of kerosene makes it suitable for use in lamps during combustion analysis experiments?
A
It has a high ignition temperature, making it safe to handle.
B
It is non-flammable and does not support combustion.
C
It produces large amounts of soot during combustion.
D
It burns easily and produces a steady flame.
Verified step by step guidance1
Understand the context: Kerosene is commonly used as a fuel in lamps and combustion experiments because of its combustion properties.
Recall the key properties of kerosene related to combustion: it should ignite easily, burn steadily, and produce a consistent flame without excessive soot or smoke.
Analyze the options given: a high ignition temperature would make it harder to ignite, being non-flammable means it cannot burn, and producing large amounts of soot is undesirable for clean combustion.
Identify the correct property: kerosene burns easily and produces a steady flame, which is ideal for controlled combustion analysis.
Conclude that the suitability of kerosene in lamps during combustion experiments is due to its ability to ignite readily and maintain a steady, clean flame.
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