Topic: This set focuses on the versatile nature of carbon, catenation, allotropes (diamond, graphite, fullerene), and the properties of carbon compounds. Questions explore why carbon forms millions of compounds and how its structure determines its properties.
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📘 SCIENCE
CHEMISTRY | CARBON AND ITS COMPOUNDS-B
📝 Questions: 50
⏱️ Timer: 20 min
Q1. Carbon forms compounds with all except:
Q2. Unsaturated compounds contain:
Q3. The valency of hydrogen is:
Q4. Covalent bonds have strong forces:
Q5. The property of carbon to form long chains is called:
Q6. Graphite consists of layers placed:
Q7. Which element shows limited catenation because its compounds are very reactive?
Q8. Carbon forms stable compounds mainly due to its:
Q9. In methane, carbon forms bonds with how many hydrogen atoms?
Q10. The carbon-carbon bond is:
Q11. Carbon compounds show great diversity because:
Q12. Graphite is a good conductor of electricity because:
Q13. Fullerenes are:
Q14. Methane is a compound of:
Q15. In ammonia, nitrogen achieves noble gas configuration by:
Q16. In graphite, each carbon atom is bonded to:
Q17. Synthetic diamonds are produced by:
Q18. In diamond, each carbon atom is bonded to:
Q19. How many electrons does each nitrogen atom contribute in the formation of a nitrogen molecule?
Q20. Synthetic diamonds are:
Q21. Graphite is:
Q22. The first fullerene identified was:
Q23. Diamond is known for being the:
Q24. Bonds formed by mutual sharing of electrons are called:
Q25. The molecular formula of ammonia is:
Q26. The arrangement of carbon atoms in graphite is:
Q27. Carbon dioxide has the formula:
Q28. Methane is a major component of:
Q29. A sulphur molecule consists of how many atoms?
Q30. The shape of C₆₀ molecule resembles:
Q31. The bond formed between two nitrogen atoms in N₂ is:
Q32. The bonds present in an ammonia molecule are:
Q33. The versatile nature of carbon is mainly due to:
Q34. Carbon has a valency of:
Q35. Intermolecular forces in covalent compounds are:
Q36. Low melting and boiling points of covalent compounds are due to:
Q37. Saturated compounds have:
Q38. Different forms of carbon with different physical properties are called:
Q39. Strong carbon bonds are due to:
Q40. The molecular formula of methane is:
Q41. Diamond and graphite differ in:
Q42. The approximate number of known carbon compounds is:
Q43. Carbon compounds are exceptionally stable due to:
Q44. Fullerene was named after:
Q45. Covalent compounds are poor conductors of electricity because:
Q46. Carbon is tetravalent because it has:
Q47. Larger atoms form bonds that are:
Q48. The structure of diamond is:
Q49. A triple bond consists of how many shared pairs of electrons?
Q50. Carbon-carbon bonds are exceptionally strong because of the:
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