The Periodic Table | Bonding | Types of Reactions | Balancing Equations and Valence electrons | Pottpori |
---|---|---|---|---|
14
What is the mass number of Carbon
|
NaCl
Which of the following is ionically bonded
CO2 SF4 NaCl P2O5 |
A + B -----> AB
Write an synthesis reaction
|
2
______ H2 + O2 -----> 2 H2O
|
Cu
A flame test is done on an unknown solution. The flame turns green, the solution must be CuCl2. What is responsible for the color change
|
The number of protons and nuetrons
What does mass number represent
|
N2O
Which of the following is Covalently bonded
CaCl2 N2O CuS FeI2 |
Decomposition
What type of reaction is the following
AB ---------> A + B |
Yes because there are the same number of atoms in the reactants and in the products
Does the following follow the Law of conservation of mass?
2 Fe + 3 O2 -------> 2 FeO3 |
Be, Mg, Ba
What group of elements have the same number of valence electrons
N, O, F Ni Cu Au Be, Mg, Ba Ce, Pr, Nd |
20
How many neutrons does Potassium have
|
+1
An atom transfers 1 electron when forming an ionic bond. What is the charge of the ion that is formed?
|
Single Replacement
When a single element is replaced within a compound
|
see board
Draw a bohr model for Oxygen
|
the x-axis
Where is the independent variable on a graph
|
6
How many valence electrons does oxygen have
|
+2
What is the oxidation state of Strontium?
|
see board
Draw a graph of an endothermic Reaction
|
What is
A glass of water is left out on the table for a week. At the end of the week there is no water left in the glass? What happened (use science vocabulary)
|
Halogens
What is the name of the family in group 17
|
Sulfur
Selerium Tellerium
List an element that has the similar chemical properties to Oxygen
|
They are shared
What happens to the electrons during covalent bonding
|
see the board
Draw a graph of an exothermic reaction
|
Atoms will bond to reach a full octet of electrons. Their valence electron do the bonding.
1. Ionic they will transfer 2. Covalent they will share
How do valence electrons determine bonding?
|
Na
Which element is an alkali metal is Period 3
|