Which of the following is not an unsaturated carbon compound?
A. Acetylene
B. Pentene
C. Butane
D. Benzene
Answer: Option C
A. Acetylene
B. Pentene
C. Butane
D. Benzene
Answer: Option C
Traditional 'battery' contains which of the following chemicals?
A. Ethylene glycol
B. Sulphuric acid
C. Sodium bicarbonate
D. Ethanol
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