Chemistry of Life

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Across
  1. 3. A charged atom, positive or negative
  2. 4. The periodic table is organized based on this characteristic of elements
  3. 7. Any compound resulting from covalent (shared electron) bonding
  4. 10. The key element present in all forms of life on earth
  5. 12. The type of chemical bond where electrons are transferred from one atom to another
  6. 14. A biological substance containing carbon bonded to at least one other type of atom
  7. 15. An organic compound that is the primary source of energy
  8. 16. A substance in which something is dissolved
Down
  1. 1. The substance to be dissolved in a solution
  2. 2. A joining between two or more atoms
  3. 5. A group of atoms with the same number of protons displaying specific properties
  4. 6. A negatively charged atomic particle
  5. 8. An organic compound that provides building material for cells and stores energy
  6. 9. A positively charged atomic particle
  7. 11. The description given to molecules with unequal distribution of charges, water being one example
  8. 13. An organic compound that is composed of a chain of amino acids