Year 10 Science - CH 4

Louise V. (Australia)
The Structure of Matter
39 words 4 learners

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Full list of words from this list:

words only definitions & notes
  1. acid
    a sour water-soluble compound with a pH of less than 7
  2. anion
    a particle with a negative electric charge
  3. atom
    the smallest component of an element
  4. atomic number
    quantity of protons in the nucleus of an atom of an element
  5. base
    lowest support of a structure
  6. cation
    a particle with a positive electric charge
  7. chemical property
    a property used to characterize materials in reactions that change their identity
  8. chemical reaction
    a process in which substances are changed into others
  9. compound
    a whole formed by a union of two or more elements or parts
  10. conductor
    the person who leads a musical group
  11. covalent bond
    a chemical bond that involves sharing a pair of electrons between atoms in a molecule
  12. ductile
    capable of being shaped or bent or drawn out
  13. electron
    an elementary particle with negative charge
  14. element
    a substance that cannot be separated into simpler substances
  15. group
    any number of entities (members) considered as a unit
  16. inorganic
    relating or belonging to the class of compounds not having a carbon basis
  17. ion
    a particle that is electrically charged positive or negative
  18. lattice
    an arrangement of points in a regular periodic pattern
  19. lustrous
    reflecting light
  20. malleable
    capable of being shaped or bent
  21. mass number
    the sum of the number of neutrons and protons in an atomic nucleus
  22. metal
    a chemical element or alloy that is usually a shiny solid
  23. metallic bond
    a chemical bond in which electrons are shared over many nuclei and electronic conduction occurs
  24. metalloid
    a nonmetallic element that has some of the properties of metal
  25. molecule
    the simplest structural unit of an element or compound
  26. neutron
    a subatomic particle with zero charge
  27. noble gas
    any of the chemically inert gaseous elements of the helium group in the periodic table
  28. nonmetal
    not resembling shiny, malleable, conductive elements
  29. nucleus
    a part of the cell responsible for growth and reproduction
  30. organic
    having properties characteristic of living beings
  31. period
    an amount of time
  32. periodic table
    arrangement of chemical elements according to atomic number
  33. physical property
    any property used to characterize matter and energy and their interactions
  34. plasma
    the watery fluid in which blood cells are suspended
  35. polymer
    a naturally occurring or synthetic compound
  36. product
    an artifact that has been created by someone or some process
  37. proton
    a stable particle with positive charge
  38. reactant
    a substance that is altered during a chemical process
  39. viscosity
    resistance of a liquid to flowing
Created on Mon Mar 07 23:49:52 EST 2011 (updated Mon Mar 07 23:56:49 EST 2011)

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