Bonding
States/Phases of Matter
Heating Curves
Types of Reactions
Surprise Me!
100
Which type of bond SHARES electrons to achieve stability?
Covalent bonds
100
Which state of matter is being represented in this picture?
Solid
100
What state of matter exists at point A?
Solid
100
What format do synthesis reactions follow?
A + B --> AB
100
Which type of bond gains/loses electrons to achieve stability?
Ionic Bonds
200
Is LiBr an ionic or covalent compound? WHY?
Ionic; it has a metal and a nonmetal
200
Which state of matter has an indefinite shape and an indefinite volume?
Gas
200
If we move FROM Point A TO point C, what phase change occurs at point B?
Melting
200
Which type of reaction is the opposite of a synthesis reaction?
Decomposition
200
Which state of matter is being represented in this picture?
Liquid
300
Name the following compound: P4O10
Tetraphosphorus Decaoxide
300
The phase change going from a liquid state to a solid state is called __________.
Freezing
300
If we move FROM Point E TO Point C, what phase change is occurring at Point D?
Condensation
300
Identify the type of reaction:
Cl2 + CaI2 → CaCl2 + I2
Single Replacement
300
Name the compound: Mg3N2
Magnesium Nitride
400
Write the formula for Calcium Fluoride
CaF2
400
The phase change going from a gas directly to a solid is called ____________.
Deposition
400
What can be said about temperature during a phase change?
Temperature remains constant during a phase change
400
Double replacement reactions tend to produce a _________.
Precipitate
400
Identify the type of reaction:
H2CO3 --> CO2 + H2O
Decomposition
500
Write the formula for Aluminum Phosphate
Al(PO4)
500
What is required for a phase change to occur?
Energy/Heat must be added or released
500
Is this substance water? EXPLAIN!
Yes, it is water because it melts at 0 C and it boils at 100 C
500
What two products are made in a combustion reaction?
CO2 and H2O
500
Which phase changes RELEASE heat/energy?
Freezing, Condensation, and Deposition