Q1. Which compound is an example of an aromatic hydrocarbon?A. \( \ce{CH4} \)B. \( \ce{C6H6} \)C. \( \ce{C2H4} \)D. \( \ce{C3H8} \)
Q2. What is the effect of increasing molecular mass on the melting point of alkanes?A. DecreasesB. No effectC. FluctuatesD. Increases
Q3. Which hydrocarbon has the lowest carbon-to-hydrogen ratio among the following?A. \( \ce{C6H6} \)B. \( \ce{C4H6} \)C. \( \ce{C5H10} \)D. \( \ce{C8H18} \)
Q6. What type of bonds form the tetrahedral structure of methane?A. Pi bondsB. Double bondsC. Triple bondsD. Sigma bonds
Q7. Which hydrocarbon produces 8 moles of \( \ce{CO2} \) per mole upon complete combustion and has 8 carbon atoms?A. \( \ce{C8H16} \)B. \( \ce{C8H14} \)C. \( \ce{C8H10} \)D. \( \ce{C8H18} \)
Q8. Which group deactivates the benzene ring towards electrophilic substitution?A. \( -\ce{CH3} \)B. \( -\ce{COOH} \)C. \( -\ce{NH2} \)D. \( -\ce{OCH3} \)
Q9. Which hydrocarbon with 7 carbon atoms has three degrees of unsaturation and a ring structure?A. HeptaneB. CyclohepteneC. HeptadiyneD. Toluene
Q10. Which hydrocarbon has the molecular formula \( \ce{C5H10} \)?A. PentaneB. HexaneC. PenteneD. Butene