Grade 9 Science Exam Review 2014 | Page 5

d) Draw the Bohr-Rutherford diagram of the magnesium ion: 17. Metals are located on the ______ side of the periodic table. 18. Three characteristics of alkali metals are: a) b) c) 19. State an example of a (n): a) alkali metal ______________ b) halogen _______________ c) noble gas ________________ 20. For the question: Does water evaporate faster when heated? a. State the independent variable: b. State the dependent variable: Page 5 of 18