Ion Crossword

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Across
  1. 2. Substances that produce hydrogen or hydronium ions in water-based solutions.
  2. 5. A scale that indicates the degree of concentration of hydrogen or hydronium ions in a solution (1-14)
  3. 7. A substance with a pH from 1-6.9
  4. 9. When an acid and base combine to form a compound with ionic bonds. (NaOH + HCl → H2O + NaCl)
  5. 10. A negatively charged oxygen and hydrogen group, symbolized by the symbol OH-
  6. 12. A theory that states acids are proton donors and bases are proton acceptors. 2 words.
  7. 14. A substance with a pH of 7.0
  8. 16. The process of forming ions
  9. 17. The number of particles (6.02 x 10²³) in 1 mole of any substance
  10. 20. Organic dyes used to measure pH through color change
  11. 22. Adding a liquid base of a known pH to a liquid acid to measure the pH of food using a buret.
  12. 24. Avogadro’s number of particles of any substance
  13. 25. A substance with a pH from 7.1- 14
Down
  1. 1. Measure of parts of one substance to the known volume of another
  2. 3. A naturally occurring organic color pigment that changes color when exposed to acids or bases
  3. 4. Ingredients that are added to baked goods to lighten or aerate the finished product. (Baking soda or Baking powder) 2 words, no spaces
  4. 6. a compound that helps stabilize pH by absorbing excess acids or bases in a solution. Found in the blood.
  5. 8. When all ions in a solution have combined chemically to produce a pH of 7.0.
  6. 11. Compounds such as an acid that easily give up the proton from the hydrogen atom. Poton _______.
  7. 13. The point in a titration where there are equal numbers of acid and base molecules (endpoint)
  8. 15. (M)- measure of solute concentration expressed as moles per liter
  9. 18. A hydrogen atom bonded to a water molecule (H30+)
  10. 19. The deadliest type of foodborne illness, which is caused by a toxin produced by the bacteria Clostridium botulinum at pH levels above 4.6
  11. 21. Substances that produce hydroxide ions in water based solutions.
  12. 23. When a substance has equal number of positive and negative charges or ions