Back to quiz

6. Transition metals form coloured precipitates. Copper(_______), Iron 2+(________), Iron 3+(________).

  • Pink, blue and red
  • Blue, yellow and green
  • Blue, green and brown
  • Red, organje and white

7. Rule 1

  • Same no. of atoms on left and right of the arrow
  • Charges add to same total ( left and right)
  • Charges of ions in precipitate total 0
  • n/a

8. What is ions?

  • Oxygen molecules
  • Solutions
  • Atoms with a + or - charge
  • Atoms

9. Ionic substances

  • Atoms in a solution
  • Compounds
  • Made from particles called ions
  • Reagent in chemical analysis

10. Transition metals are........

  • Negative metals
  • Special metals
  • Positive metals
  • Desolved metals