General Chemistry

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051
Across
  1. 3. are good conductors of heat
  2. 8. the study of chemistry in physics
  3. 9. Any characteristic that can be determined without changing the substance’s chemical identity.
  4. 11. the study of inorganic compounds
  5. 18. does not have a definite composition and is non uniform
  6. 20. the conversion of liquid to gas
  7. 22. is a particle made up of two or more atoms that are chemically bonded together
  8. 24. when heat is applied to solid
  9. 25. chemical element with the symbol Si
  10. 26. has definite composition, and specific properties.
  11. 27. is a negatively charged subatomic particle
  12. 30. a method in which two or more components of different sizes are separated from a mixture on the basis of the difference in their sizes.
  13. 32. the study of the chemistry of matter
  14. 33. chemical element with the symbol H
  15. 35. process through which a substance changes from a liquid to a solid
  16. 38. Any characteristic of matter that does not depend on the amount of the substance present.
  17. 39. combination of two or more substances
  18. 40. consists of highly charged particles with extremely high kinetic energy.
  19. 45. process by which water changes from a liquid to a gas or vapor.
  20. 46. any material that is not a mixture
  21. 47. is the power to attract
  22. 50. something that was forced to be mixed
  23. 51. the study of chemical processes that occur inside of living organisms
Down
  1. 1. Any characteristic that can be determined only by changing a substance’s molecular structure.
  2. 2. process used to separate solids from liquids or gases using a filter medium that allows the fluid to pass through but not the solid
  3. 4. when a solid is converted directly into gas
  4. 5. chemical element with the symbol O
  5. 6. chemical element with the symbol Cl
  6. 7. (state of matter) has a definite volume, it does not have a definite shape.
  7. 10. A substance made up of two or more elements that are joined together in a fixed ratio.
  8. 12. is the smallest object that retains the properties of an element
  9. 13. is anything that has mass and takes up space.
  10. 14. Also known as semi-metals .have mostly non-metallic properties.
  11. 15. is a subatomic particle found in the nucleus of every atom
  12. 16. process in which a gas changes directly to a solid without going through the liquid state
  13. 17. occurs when a gas loses energy
  14. 19. a homogenous mixture of two or more element
  15. 21. poor thermal conductors
  16. 23. the study of the chemistry of life
  17. 28. is the study of matter and the chemical reactions between substances.
  18. 29. is the method in which heavier components of the mixture are separated from the lighter substances with the help of wind
  19. 31. are ordorless, colorless, monotonic gases.
  20. 34. Any characteristic of matter that depends on the amount of matter being measured.
  21. 35. (state of matter) characterized by particles arranged such that their shape and volume are relatively stable.
  22. 36. of matter) consisting of particles that have neither a defined volume nor defined shape.
  23. 37. process used to separate solids from liquids or gases using a strainer
  24. 41. is a chemical substance that cant be divided or changed into other chemical substances by any ordinary chemical means
  25. 42. to pass through a sieve so as to separate the coarse from the fine particles
  26. 43. chemical element with the symbol Au
  27. 44. a neutral subatomic particle found in the atomic nucleus
  28. 47. the surname of the chemist who developed periodic table
  29. 48. chemical element with the symbol Ne
  30. 49. the substance that is dissolved or scattered