Topic: This set covers hydrocarbons (alkanes, alkenes, alkynes), structural isomerism, the vital force theory, and the basic classification of organic compounds. Questions focus on understanding the structure and nomenclature of simple carbon compounds
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📘 SCIENCE
CHEMISTRY | CARBON AND ITS COMPOUNDS-C
📝 Questions: 50
⏱️ Timer: 20 min
Q1. Replacement of hydrogen in a carbon compound does not change the:
Q2. Carbon compounds arranged in straight chains, branched chains, or rings can be:
Q3. Hydrocarbons may exist in:
Q4. The number of hydrogen atoms bonded to each carbon atom in ethane is:
Q5. Carbon compounds containing oxygen, nitrogen, or halogens show:
Q6. Which two characteristic features of carbon give rise to a large number of compounds?
Q7. Carbon compounds outnumber all other element compounds because:
Q8. Ethyne has the molecular formula:
Q9. Straight chain and branched chain compounds are examples of:
Q10. The carbon-carbon bond is:
Q11. The study of carbon compounds in organic chemistry excludes:
Q12. The number of possible structures for butane is:
Q13. Saturated hydrocarbons are known as:
Q14. The versatility of carbon is due to:
Q15. Compounds containing double or triple bonds are called:
Q16. Organic compounds were initially believed to be formed only:
Q17. Friedrich Wohler prepared urea from:
Q18. Compounds in which all valencies are satisfied by single bonds are called:
Q19. Unsaturated hydrocarbons with double bonds are called:
Q20. The strong attraction of shared electrons is due to the:
Q21. Cyclohexane has the molecular formula:
Q22. The number of bonds between two carbon atoms in ethyne is:
Q23. Alkanes differ from alkenes because alkanes:
Q24. Carbon is called a friendly element because it forms bonds with:
Q25. The molecular formula of butane is:
Q26. Ethane is a hydrocarbon with the formula:
Q27. Carbon skeleton refers to the:
Q28. Who disproved the vital force theory?
Q29. Compounds with the same molecular formula but different structures are called:
Q30. The first step in drawing the structure of simple carbon compounds is:
Q31. The molecular formula of ethene is:
Q32. Chains of carbon atoms may contain:
Q33. The belief that a special force was required for the synthesis of organic compounds was called:
Q34. Butane shows isomerism because:
Q35. Bonds formed by larger atoms are generally:
Q36. Unsaturated carbon compounds are:
Q37. The main reason for the vast number of carbon compounds is:
Q38. Methane, ethane, and propane contain respectively:
Q39. Carbon forms stable compounds mainly due to its:
Q40. Ethene contains which type of bond between carbon atoms?
Q41. Unsaturated hydrocarbons with triple bonds are called:
Q42. Saturated carbon compounds are generally:
Q43. The arrangement of carbon atoms in cyclohexane is:
Q44. In ethane, carbon atoms are joined by:
Q45. Compounds containing only carbon and hydrogen are called:
Q46. Benzene has the molecular formula:
Q47. Carbon forms compounds with all except:
Q48. In a hydrocarbon chain, hydrogen atoms can be replaced by:
Q49. Alkenes and alkynes are classified as:
Q50. The year in which urea was synthesised artificially is:
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