Chemistry

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Across
  1. 4. ELECTRONS The outermost electrons of an atom that are involved in forming bonds.
  2. 6. GRAVITY The ratio of the density of a substance to the density of a reference substance (usually water for liquids/solids).
  3. 8. Atoms of the same element with the same number of protons but different numbers of neutrons.
Down
  1. 1. A measure of an atom’s ability to attract and hold electrons in a chemical bond.
  2. 2. LAW A gas law stating that the volume of a gas is directly proportional to its temperature at constant pressure.
  3. 3. A type of molecule with an uneven distribution of charges, resulting in positive and negative ends.
  4. 5. A molecule in which electrons are shared equally, so there are no distinct positive or negative poles.
  5. 7. RADII A measure of the size of an atom from its nucleus to the outer boundary of its electron cloud.