Vocabulary
Negatively charged particles that exist in shells around a nucleus
electrons
How many valence electrons does Rb (Rubidium) have?
1
A bond that results in an electron being stolen
Ionic Bond
N2 + 3H2 --> 2NH3
Is this a balanced or unbalanced equation?
Tastes sour
Acid
Electrons in the outermost shell
Valence Electrons
How many valence electrons does S (Sulfur) have?
6
A bond in which electrons are shared
Covalent
2NH3
How many N (nitrogen) atoms are there?
How many H (hydrogen) atoms are there?
2 Nitrogen
6 Hydrogen
pH range from 8-14 is classified as a(n)
Base
Matter can not be created nor destroyed
Which column has a full outer shell? (8 electrons)
18
The last column
A bond between a metal and a non metal
Ionic Bond
Balance the equation
__CH4 + __O2 --> __CO2 + __H2O
CH4 + 2O2 --> CO2 + 2H2O
Give an example of a strong acid
Stomach acid
Vinegar
Battery Acid
Lemon
The rule that states only 8 electrons can be in the outer shell
Octet Rule
What element would react similarly to Be (Beryllium)?
Mg (Magnesium)
Ca (Calcium)
Sr (Strontium)
Ba (Barium)
Ra (Radium)
A bond between two non-metals
Covalent
What gas is released when vinegar and baking soda react?
Co2
Carbon Dioxide
Releases an OH- ion
Base
The measure of an electrons ability to share electrons and form bonds
Electronegativity
What do Fl (Flourine), Cl (Chlorine), and Br (Bromine) have in common
7 valence electrons
they all have the same number of valence electrons
Cl (Chlorine)
F (Fluorine)
Br (Bromine)
I (Iodine)
What type of chemical reaction is this?
N2 + 3H2 --> 2NH3
*Hint - we learned 4 types yesterday*
Synthesis Reaction
Releases an H+ ion
Acid