Unit 5 Progress 1
Quiz by Hugh King
Feel free to use or edit a copy
includes Teacher and Student dashboards
Measure skillsfrom any curriculum
Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
- edit the questions
- save a copy for later
- start a class game
- automatically assign follow-up activities based on students’ scores
- assign as homework
- share a link with colleagues
- print as a bubble sheet
- Q1
What is meant by a precipitate?
it's a liquid that forms from solutions during a chemical reaction
it's a gas that forms from solutions during a chemical reaction
it's all three states of matter that forms solutions during a chemical reaction
it's a solid that forms from solutions during a chemical reaction
30s - Q2
What is the KEY characteristic of a chemical reaction?
It changes state or phase ONLY.
It changes state or phase that is different from the starting substances.
It produces substance(s) that are chemically different from the starting materials.
It evaporates or changes to a gas at the end of the chemical reaction
30s - Q3
In a chemical equation, what is meant by a reactant?
it's how many atoms are in each compound
it's the materials you have at the beginning
it's a way to write the chemical equation with coefficients
it's the materials you have at the end
30s - Q4
What is the product in a chemical reaction?
It's the arrow in between the chemical equations
it's the material that is formed during a chemical reaction
it's the material at the beginning of the chemical reaction
it's referred to as a physical change
30s - Q5
What does the symbol "aq" mean?
that a new gas was formed
that a precipitate was formed
that a substance has been dissolved in water
that a color changed occurred
30s - Q6
If two colorless liquids are mixed and a yellow ribbon forms, what indicator of a chemical reaction was observed?
a precipitate formed
a new gas formed
a change in energy occurred
water was produced
30s - Q7
4 FeCl3(aq) + 3 O2 (g) --> 2 Fe2O3 (s) + 6 Cl2
What indicator of a chemical reaction would be observed in the reaction above?
color change
change in temperature
formation of a gas
formation of a precipitate
30s - Q830s
- Q930s
- Q1030s
- Q1130s
- Q1230s
- Q1330s
- Q1430s
- Q15
? + O2 --> CO2 + H2O
What type of chemical reaction is this?
Double Replacement
Synthesis
Combustion
Single Replacement
Decomposition
30s