Terms
What are the names of the chemicals that are on the RIGHT side of the equation?
Products
How many atoms of Carbon is there in CO2?
One
Fill in the Blank:
___ Ca + O2 ---> 2CaO
2
Fill in the blank:
___ O + H2 ---> H2O
1 (or no coefficient)
What are the names of the chemicals that are on the LEFT side of the equation?
Reactants
How many atoms of hydrogen is there in H2O?
Two
Fill in the Blank
___C + S8 --> 4CS2
4
Fill in the Blank
2Cu2O + C --> ___Cu + CO2
2
What is the term associated for the NUMBER that is IN FRONT of the chemical formula?
Coefficient
How many total atoms are in this molecule?
CO3
Complete the equation:
____ Mg + ____O2 ---> ____MgO
2 Mg + O2 ---> 2MgO
Complete the equation:
___ H4+___ O2 → ___H2O
H4+O2 → 2H2O
What is the term associated for the NUMBER that is below the element on the right side in a chemical equation?
subscript
How many Oxogen atoms are in this molecule?
Fe2(SO4)3
12
Complete the equation:
___Fe+ __Cl2 → ___FeCl3
2Fe+ 3Cl2 → 2FeCl3
Complete the Equation
___ Fe+___ O2 → ___Fe2O3
4 Fe+3O2 → 2Fe2O3
Finish the sentence: The law of conservation states that matter can not be ________?
created nor destroyed
How many total atoms are in the following molecule?
C7H6(NO2)3
7+6+3+6= 22
__FeBr3 + __H2 SO4 −−→ __Fe2 (SO4) 3 + __HBr
2FeBr3 + 3H2 SO4 −−→ Fe2 (SO4) 3 + 6HBr
__C4H6O3 + __H2O → ___C2H4O2
C4H6O3 + H2O → 2C2H4O2
Complete the equation AND tell me how many atoms of each element on the reactant side.
__C5H8O2 + __NaH+ __HCl → __C5H12O2 + __NaCl
C5H8O2 + 2NaH+ 2HCl → C5H12O2 + 2NaCl
C: 5
H: 12
O: 2
Na:2
Cl: 2