Bonding
Which type of bonding involves the sharing of valence electrons?
The little number to the right of a chemical symbol is called a
subscript
a chemical reaction in which only 1 product is created
synthesis
True or False. Mixtures are chemical and physical combined.
False
a chemical reaction which always products H+ molecules that taste sour is called
acid
Which type of bonding involves the transfer of valence electrons?
ionic
The large number that you manipulate when balancing chemical equations is called a
coefficient
H2O = H2 + O represents what type of chemical equation?
decomposition
Define compound.
composed of two or more elements.
a chemical reaction which always products OH- molecules that taste bitter is called
base
Which type of elements result in an ionic bond
metal and nonmetal
elements and subscripts on the left of a chemical equation are called
reactants
What type of chemical equation results in the two new products are formed?
double displacement
Identify 3 types of homogeneous mixtures.
coffee, tea, coke, water, jello, etc.
List three types of acids.
battery, orange, lemon, lime, acetic acid, etc.
Write name and give the molecular formula for sodium and chlorine
sodium chloride
NaCl
The law which requires us to balance chemical equations is called?
law of conservation of mass
A chemical reaction which produces heat is called
exothermic
A crystal or solid that dissolves in a liquid
solute
Clorox, soap, drano, etc.
Write name for NO
nitrogen monoxide
Balance this equation.
__N2 + __O2 --> __ N2O
2,1, 2
a chemical reaction between 1 element and a molecule produces a new molecule and 1 element is called what type of reaction?
H + CO2 = OH + C
single replacement
Define homogeneous and heterogeneous mixtures.
evenly distributed
non evenly distributed
Give the pH for acids, bases, and neutrals.
neutral 7
base 7.1-14