When one or more substances are changed into new substances is called this.
What is a chemical reaction?
In chemical reactions, the -> symbol stands for this.
What is yields/gives?
When the number of atoms is equal on each side we say that the equation is this.
What is balanced?
The diatomic elements are written with one of these in a chemical equation.
What is a subscript?
Melting of ice or boiling of water are examples
What are examples of Physical change?
When heat is produced, light is emitted, or a precipitate is formed this is an indication of this
What is a chemical reaction/change?
Balance the following equation. You must show all work and simplify your answer! Li + Br2 --> LiBr
2Li + Br2 --> 2LiBr
More reactive displaces the less reactive in this chemical reaction.
What is Displacement reaction?
NaCl is an example of
Compound
Can be used to describe either an element or a compound
What is a pure substance?
This reaction could be classified in this way 2Na + 2H2O --> 2NaOH + H2
What is a single replacement reaction?
This term refers to a substance that has been dissolved in water
What is an aqueous solution?
Elements form compounds in order to satisfy this characteristic.
What is a complete octet?
Balance the following equation. You must show all work and simplify your answer! CO2 + H2O --> C6H12O6 + O2 - Name the reaction
6CO2 + 6H2O --> C6H12O6+ 6O2
Please list each type of reaction, give an example of each type
Ca + S --> CaS, synthesis 2AlN --> 2Al + N2, decompostion CH4 + 2O2 --> CO2 + 2H2O, combustion 2KI + Cl2 --> 2KCl + I2, single replacement Pb(NO3)2 + 2NaI --> 2NaNO3 + PbI2, double displacement
A combustion reaction has these 2 products in every combustion reaction
What are carbon dioxide, and water in combustion reactions?