General Chemistry

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