Elements
C
What is carbon?
The first family in the periodic table.
What is the alkali metals?
NaCl
What is sodium chloride?
A type of reaction in which 2 elements join to become one compound.
What is a synthesis reaction?
These substances have a pH higher than 7.
What are bases?
Al
What is aluminum?
The family that contains elements with full valence shells.
What are the noble gases?
CO2
What is carbon dioxide?
A type of reaction in which a compound breaks apart into separate elements.
What is a decomposition reaction?
These substances have a pH lower than 7.
What are acids?
Na
What is sodium?
These elements are found to the right of the stair-step line.
What are non metals?
K2S
What is potassium sulfide?
A type of reaction in which something burns.
What is a combustion reaction?
These substances are recognized by their sour taste and ability to dissolve metal.
What are acids?
K
What is potassium?
This type of element always forms positive ions.
What are metals?
N2O4
What is dinitrogen tetroxide?
A type of reaction in which a lone element replaces another to form a bond.
What is a single replacement reaction?
These substances produce hydroxide ions (OH) when dissolved in water.
What are bases?
P
What is phosphorus?
The outer shell of an atom.
What is the valence shell?
CuCl2
What is copper (II) chloride?
A type of reaction in which two compounds both switch partners.
What is a double replacement reaction?
The reaction that occurs when an acid and a base are combined.
What is a neutralization reaction?