Terms
Formulas/ Chemical or Physical
Balanced or Unbalanced?
Fill in the Blank
Complete the Equation
100
What are the names of the chemicals that are on the RIGHT side of the equation?
Products
100
What is the chemical formula water?
H2O
100
Look at the equation. Is it balanced or unbalanced? Fe + Cl2 --> FeCl3
Unbalanced
100
___ Ca + O2 ---> 2CaO
2
100
____ Mg + ____O2 ---> ____MgO (NOTE: You might not fill each blank)
__2__ Mg + _____O2 ---> __2__MgO
200
What are the names of the chemicals that are on the LEFT side of the equation?
Reactants
200
What is chemical formula for table salt?
NaCl
200
Look at the equation. Is it balanced or unbalanced? Na + Cl2 --> NaCl
Unbalanced
200
___C + S8 --> 4CS2
4
200
____ Fe + ____ HCl --> ____ FeCl2 + ____ H2 (NOTE: You might not fill each blank)
____ Fe + __2__ HCl  ____ FeCl2 + ____ H2
300
What is the term associated for the NUMBER that is IN FRONT of the chemical formula?
Coefficient
300
A match burning.
What is chemical?
300
Look at the equation. Is it balanced or unbalanced? 2C2H6 + 7O2 --> 4CO2 + 6H2O
Balanced
300
2Cu2O + C --> ___Cu + CO2
4
300
____ Sb + ____ Cl2 --> ____SbCl3 (NOTE: You might not fill each blank)
__2__ Sb + __3__ Cl2 --> __2__SbCl3
400
Once the number of atoms of each element balances on each side of the yields sign, this is the final step in balancing all equations.
What is to simplify the equation?
400
This is the first step in balancing any chemical equation.
What is to list and count the elements present on each side of the arrow?
400
By definition, the Law of Conservation of Mass states that matter (mass) may not be __________ nor _________ .
What is created / destroyed.
400
This best explains the term subscript.
What is the small number that denotes the number of atoms of each element within a compound?
500
The breaking of a glow-stick, resulting in the emission of light.
What is a chemical?
M
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