Chemistry Yr 8

1234567891011
Across
  1. 2. H2
  2. 7. Acid H2SO4
  3. 8. CuO
  4. 10. FeO
  5. 11. Cu
Down
  1. 1. CuSO4
  2. 3. Acid HCl
  3. 4. ZnO
  4. 5. Acid HNO3
  5. 6. A metal Oxide
  6. 9. Hydrogen explodes with a Squeaky ___