CHEM 1030 ACS Final Exam Study
Guide
T5or5F?5Non-zero5numbers5ARE5significant5-5correct5answer✔ ✔ True
T5or5F?5Leading5zeros5ARE5significant.5-5correct5answer✔ ✔
False.5Leading5zeros5are5NOT5significant
T5or5F?5Zeros5between5non-zero5numbers5ARE5significant5-5correct5answer✔ ✔
True
T5or5F?5Trailing5zeros5are5NOT5significant.5-5correct5answer✔ ✔
False.5Trailing5zeros5ARE5significant
How5many5significant5figures5are5in50.050?5-5correct5answer✔ ✔ 2
How5many5significant5figures5are5in51.00565-5correct5answer✔ ✔ 5
How5many5significant5figures5are5in50.000685-5correct5answer✔ ✔ 2
How5many5significant5figures5are5in5135.05-5correct5answer✔ ✔ 4
What5is5the5formal5charge5of5Cobalt5(Co)?5-5correct5answer✔ ✔ 2+5or53+
What5is5the5formal5charge5of5Chromium5(Cr)?5-5correct5answer✔ ✔ 3+5or53+
What5is5the5formal5charge5of5Copper5(Cu)?5-5correct5answer✔ ✔ 2+5or51+
What5is5the5formal5charge5of5Iron5(Fe)?5-5correct5answer✔ ✔ 3+5or52+
What5is5the5formal5charge5of5Manganese5(Mg)?5-5correct5answer✔ ✔ 2+5or54+
What5is5the5formal5charge5of5Mercury5(Hg)?5-5correct5answer✔ ✔ 2+5or51+
What5is5the5formal5charge5of5Tin5(Sn)?5-5correct5answer✔ ✔ 4+5or52+
What5is5the5formal5charge5of5Lead5(Pb)?5-5correct5answer✔ ✔ 2+5or54+
What5is5the5formal5charge5of5Zinc5(Zn)?5-5correct5answer✔ ✔ 2+5ONLY
What5kind5of5charge5do5Metals5have?5-5correct5answer✔ ✔
A5positive5charge5(cation)
Guide
T5or5F?5Non-zero5numbers5ARE5significant5-5correct5answer✔ ✔ True
T5or5F?5Leading5zeros5ARE5significant.5-5correct5answer✔ ✔
False.5Leading5zeros5are5NOT5significant
T5or5F?5Zeros5between5non-zero5numbers5ARE5significant5-5correct5answer✔ ✔
True
T5or5F?5Trailing5zeros5are5NOT5significant.5-5correct5answer✔ ✔
False.5Trailing5zeros5ARE5significant
How5many5significant5figures5are5in50.050?5-5correct5answer✔ ✔ 2
How5many5significant5figures5are5in51.00565-5correct5answer✔ ✔ 5
How5many5significant5figures5are5in50.000685-5correct5answer✔ ✔ 2
How5many5significant5figures5are5in5135.05-5correct5answer✔ ✔ 4
What5is5the5formal5charge5of5Cobalt5(Co)?5-5correct5answer✔ ✔ 2+5or53+
What5is5the5formal5charge5of5Chromium5(Cr)?5-5correct5answer✔ ✔ 3+5or53+
What5is5the5formal5charge5of5Copper5(Cu)?5-5correct5answer✔ ✔ 2+5or51+
What5is5the5formal5charge5of5Iron5(Fe)?5-5correct5answer✔ ✔ 3+5or52+
What5is5the5formal5charge5of5Manganese5(Mg)?5-5correct5answer✔ ✔ 2+5or54+
What5is5the5formal5charge5of5Mercury5(Hg)?5-5correct5answer✔ ✔ 2+5or51+
What5is5the5formal5charge5of5Tin5(Sn)?5-5correct5answer✔ ✔ 4+5or52+
What5is5the5formal5charge5of5Lead5(Pb)?5-5correct5answer✔ ✔ 2+5or54+
What5is5the5formal5charge5of5Zinc5(Zn)?5-5correct5answer✔ ✔ 2+5ONLY
What5kind5of5charge5do5Metals5have?5-5correct5answer✔ ✔
A5positive5charge5(cation)