General Chemistry

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