Bonds & Ions
Identifying Significant Figures
Conversions
Equation Significant Figures
100

____ is a bond where valence electrons of a metal atom are transferred to the atom of a nonmetal

What is an Ionic Bond?

100

0.0237

3 sig figs

100

3 lbs = ? oz

48 oz

100

14.38 + 5.2

19.6

200

____ is a bond where valence electrons of nonmetal atoms are shared to attain a noble gas configuration

What is a Covalent Bond?

200

10,340

4 sig figs

200

45 drops = ? mL

3 mL

200

18.97 - 3.260

15.71

300

Positively Charged Ions

What are Cations?
300

5.74 x 10^-3

3 Significant Figures

300

3,592 mL = ? L

3.592 L

300

12.96 x 4.0

52

400

Negatively Charged Ions

What are Anions?

400

0.063 x 10^5

2 sig figs

400

6 yards = ? ft

18 ft

400

23.08 / 1.4

16

500

____ consist of positive and negative charges held together by the strong electrical attractions between oppositely charged ions

What are Ionic Compounds?

500

5.01 x 10^7

3 sig figs

500

17.4 miles = ? kilometers

28 kilometers

500

13.60 x 3.2 x 1.50

65