Name: _ Date: _ Period: 1 2 3 4 5 6 7
Types of Chemical Reaction Worksheet
Balance the reactions 1 to 6 and indicate which type of chemical reaction (synthesis, decomposition, singledisplacement, double-displacement or combustion) is being represented:
Parts of Atoms
and Atomic Mass
2015 STEM Stork
DIRECTIONS FOR USE
For the Buyer
Thanks for your purchase! This resource is meant to be an easy-prep review center to help students refresh
knowledge, spiral th
Essential Question: How was the structure of the atom determined?
Vocabulary: bright-line spectrum
Part 3: Wave-Mechanical Model of the Atom
1. Watch the video and then complete the chart.
Type of Reaction
_ + _ _
_ _ + _
_ + _ _ + _
_ + _ _ + _
Colors: A = Red, B = Blue, C = Green, D =
Average Atomic Mass Worksheet: show all work.
1) Rubidium is a soft, silvery-white metal that has two common isotopes, 85Rb and 87Rb. If
the abundance of 85Rb is 72.2% and the abundance of 87Rb is 27.8%, what is the average
atomic mass of rubidium?
Worksheet: Mole Problems
Part 1: Molar Mass
Use the periodic table to find the molar masses of the following.
Part 2: Mole Conversions
Work each of the following problems. SHOW ALL WORK.
1. How many atoms are in 6.2 moles of
Electron Configuration Activity
Cut and sort the 18 facts about electron configuration into two categories: True and False. Once you have identified the
FALSE statements, rewrite them as TRUE statements. Beware- there are not always an equal amount of sta
Worksheet: Electron Dot Diagrams and
I. Draw Electron Dot Diagrams for the following elements.
II. Draw Lewis Structures for the following molecules.