1. Which subatomic particle has a positive charge?

2. What is the maximum number of electron shells in an atom?

3. What is the atomic number of carbon?

4. What is the octet rule?

5. Which type of bond involves the sharing of electrons between atoms?

6. Which subatomic particle has a negative charge?

7. What type of bonding occurs between atoms with a large electronegativity difference?

8. What is the charge of an electron?

9. What is the maximum number of electrons that can occupy the first shell of an atom?

10. What is the maximum number of electrons in the first energy level of an atom?

11. Which subatomic particle determines the identity of an element?

12. Which type of chemical bond involves the transfer of electrons between atoms?

13. Which subatomic particle has no charge?

14. Which of the following elements has the highest ionization energy?

15. Which of the following elements has the highest electronegativity?

16. What is the electron configuration of oxygen?

17. What is the valence electron configuration of chlorine?

18. What is the electron configuration of nitrogen?

19. What is the chemical symbol for gold?

20. What is the chemical symbol for potassium?

21. What is the maximum number of electrons that can be accommodated in the third shell of an atom?

22. Which subatomic particle is responsible for determining an element's chemical properties?

23. What is the total number of electrons in a neutral calcium atom?

24. Which scientist proposed the planetary model of the atom?

25. Which scientist proposed the concept of electron shells?

26. Which subatomic particle has approximately the same mass as a proton?

27. Who conducted the Rutherford gold foil experiment?

28. What was the purpose of the Rutherford gold foil experiment?

29. What did the Rutherford gold foil experiment conclude about the structure of an atom?

30. What was used as the gold foil in the Rutherford gold foil experiment?

31. What happens to most of the alpha particles when they pass through the gold foil in the Rutherford gold foil experiment?

32. Which of the following particles is not present in a cathode ray?

33. What is the function of the anode in a cathode ray tube?

34. Which scientist is credited with the discovery of the cathode ray?

35. What is the purpose of the cathode in a cathode ray experiment?

36. What is the shape of the path followed by cathode rays in the presence of a magnetic field?

37. What is the name of the glass envelope used in a cathode ray tube?

38. What do the cathode rays consist of?

39. Who discovered the proton?

40. Which particle was discovered after the proton?

41. Who is credited with the discovery of the electron?

42. What is the mass of a proton?

43. Which scientist discovered the existence of the neutron?

44. What is the atomic number of an atom?

45. According to Dalton's theory, which of the following statements is true?

46. According to Dalton's theory, what happens to atoms during a chemical reaction?

47. According to Dalton's theory, what is the smallest unit of an element?

48. According to Dalton's atomic theory, what is the definition of an element?

49. Which of the following statements is true about isotopes?

50. What are isotopes determined by?