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WorksheetsFinal Exam Review Part 2 Quizz
Total questions: 84
Worksheet time: 45mins
What is the atomic number equal to?
Proton number
Neutron number
Electron number
Proton + Neutron number
What is the atomic mass equal to?
Proton number
Neutron number
Electron number
Proton + Neutron number
What is the charge and mass of a proton?
Negative, 1 amu
Positive, 1 amu
Neutral, 1 amu
Negative, 0 amu
What is the charge and mass of a neutron?
Negative, 1 amu
Positive, 1 amu
Neutral, 1 amu
Negative, 0 amu
Why are electrons not included in atomic mass?
Electrons are too large
Electrons weigh virtually nothing
Electrons are positively charged
Electrons are neutral
How many electrons can go in the first and second shell?
First shell-2, Second shell-8
First shell-8, Second shell-2
First shell-4, Second shell-4
First shell-6, Second shell-6
How do you fill in the electron shells?
Start filling in the outermost shell first then the next shell
Start filling in the innermost shell first then the next shell
Fill all shells simultaneously
Fill only the outermost shell
What is the difference between Atomic Number and Atomic Mass?
Atomic number is the number of neutrons and atomic mass is the number of protons
Atomic number is the number of electrons and atomic mass is the number of protons and neutrons together
Atomic number is the number of protons and atomic mass is the number of protons and neutrons together
Atomic number is the number of protons and atomic mass is the number of electrons and neutrons together
What are periods in the periodic table?
Vertical columns
Horizontal rows
Diagonal rows
Circular rows
What are groups or families in the periodic table?
Vertical columns
Horizontal rows
Diagonal rows
Circular rows
Which is the most reactive metal family?
Alkaline Earth
Transition Metals
Noble Gases
Alkali metal
Which is the most reactive nonmetal family?
Noble Gases
Halogens
Transition Metals
Alkali metal
The periodic table is arranged by increasing what?
Atomic mass
Atomic number
Electron number
Neutron number
Where are metals located on the periodic table?
To the right of the staircase
To the left of the staircase
On the staircase
Below the staircase
Which of the following is NOT a property of metals?
Malleable
Ductile
Brittle
Good conductor of electricity
Where are nonmetals located on the periodic table?
To the left of the staircase
To the right of the staircase
On the staircase
Below the staircase
Which element is an exception on the staircase between metals and nonmetals?
Silicon
Boron
Aluminum
Germanium
What is the number of valence electrons in a completely full K-shell?
1
2
3
4
How many valence electrons do elements across Period 1 have?
1 - 2
2 - 3
3 - 4
4 - 5
What is the valence of noble gases except Helium?
2
4
6
8
Which of the following is a characteristic of a chemical change?
It is a reversible change
It keeps the properties of the substance
It changes a substance into a new substance with new properties
It does not become a new substance
What is the correct sequential order of events in a chemical reaction?
Break bonds, Rearrange atoms, Form new bonds
Rearrange atoms, Break bonds, Form new bonds
Form new bonds, Break bonds, Rearrange atoms
Break bonds, Form new bonds, Rearrange atoms
Which of the following is a sign that a chemical reaction has occurred?
A gas forms
The substance melts
The substance freezes
The substance evaporates
What does the Law of Conservation of Matter state?
Matter can be created and destroyed in a chemical reaction
Matter cannot be created or destroyed in a chemical reaction
Matter can only be created in a chemical reaction
Matter can only be destroyed in a chemical reaction
What does a balanced equation mean about the number and kinds of atoms?
The number and kinds of atoms on the reactant side are different from the product side.
The number and kinds of atoms on the reactant side are the same as the product side.
The number of atoms on the reactant side is greater than the product side.
The kinds of atoms on the reactant side are fewer than the product side.
Which type of reaction absorbs energy and results in products with greater energy than the reactants?
Exothermic reaction
Combustion reaction
Endothermic reaction
Synthesis reaction
Which type of reaction releases energy and results in products with less energy than the reactants?
Endothermic reaction
Exothermic reaction
Decomposition reaction
Single replacement reaction
Name the products and reactants in the following chemical reaction: 2Fe + 3O₂ → 2Fe₂O₃.
Reactants: Iron and Rust; Products: Oxygen and Iron Oxide
Reactants: Iron and Oxygen; Products: Rust or Iron Oxide
Reactants: Rust and Oxygen; Products: Iron and Iron Oxide
Reactants: Iron and Iron Oxide; Products: Rust and Oxygen
What is activation energy?
The energy released during a chemical reaction.
The energy needed to start a chemical reaction.
The energy absorbed by the products.
The energy that is lost during a chemical reaction.
Draw and label a reaction with activation energy, reactants, and products.
Which type of reaction involves two substances combining to make one new substance?
Decomposition Reaction
Single Replacement Reaction
Synthesis Reaction
Double Replacement Reaction
Which type of reaction involves one substance being broken into two or more new substances?
Synthesis Reaction
Decomposition Reaction
Single Replacement Reaction
Double Replacement Reaction
Which type of reaction involves one free element replacing another element in a compound?
Synthesis Reaction
Decomposition Reaction
Single Replacement Reaction
Double Replacement Reaction
Which type of reaction involves one element in a compound replacing another element in a different compound?
Synthesis Reaction
Decomposition Reaction
Single Replacement Reaction
Double Replacement Reaction
What is an ionic bond?
A bond where electrons are shared equally between atoms.
A bond where electrons are transferred from one atom to another creating a positive ion and negative ion.
A bond where atoms share electrons unequally.
A bond where atoms are held together by metallic forces.
What is a covalent bond?
A bond where two atoms share an electron
A bond between a positive metal atom and a sea of valence electrons
A bond where two atoms transfer electrons
A bond between two positive ions
What is a metallic bond?
A bond between a positive metal atom and a sea of valence electrons
A bond where two atoms share an electron
A bond where two atoms transfer electrons
A bond between two positive ions
Which of the following is NOT a way to increase the rate of a chemical reaction?
Decrease the concentration of reactants
Increase the temperature of reactants
Increase the surface area of the reactants
Add a catalyst
What is a biological catalyst?
An enzyme
A protein
A carbohydrate
A lipid
What does a catalyst do in a chemical reaction?
Lowers the activation energy
Increases the activation energy
Decreases the temperature
Increases the concentration of reactants
What is the pH range of acids?
0-6
7-14
8-14
0-3
What is the pH of a neutral substance?
7
0
14
6
What ions do acids produce in water?
H+
OH-
Na+
Cl-
What ions do bases produce in water?
OH-
H+
Na+
Cl-
What is the result of a neutralization reaction?
Salt and water
Acid and base
Water and gas
Salt and gas
What color does phenolphthalein turn in a base?
Pink
Clear
Red
Blue
What color does litmus paper turn in an acid?
Red
Blue
Pink
Clear
Which of the following is a property of acids?
Produce OH- ions
Taste bitter
pH higher than 7
React with metals to produce hydrogen gas
What is the definition of energy?
Ability to do work
Exert a force over a distance
Energy of motion
Energy stored in chemical bonds
Which form of energy is associated with the visible motion of an object or substance?
Thermal (Heat) energy
Electromagnetic energy
Mechanical energy
Nuclear energy
What is an example of thermal (heat) energy?
Light
Vibrating water molecules in a glass of hot water
Electricity in batteries
Fuel
Which type of energy moves through space as waves?
Electrical energy
Chemical energy
Nuclear energy
Electromagnetic energy
What is an example of electrical energy?
Sound
Uranium in nuclear power plant
Electricity in batteries
Vibrating water molecules
Which type of energy is stored in the chemical bonds between atoms?
Mechanical energy
Chemical energy
Thermal (Heat) energy
Electromagnetic energy
What is an example of nuclear energy?
Light
Sound
Fuel
Uranium in nuclear power plant
What is the formula for kinetic energy?
K.E. = mass x velocity
K.E. = mass x velocity^2
K.E. = mass / velocity
K.E. = mass + velocity
What is the formula for gravitational potential energy (G.P.E)?
G.P.E = mass x velocity x height
G.P.E = weight x height or mgh
G.P.E = mass x gravity x height
G.P.E = weight x gravity x height
Why does a ball not bounce forever?
Because it loses energy to the air and the ground in the form of heat energy
Because it gains energy from the air and the ground
Because it loses energy to the air and the ground in the form of sound energy
Because it gains energy from the ground in the form of heat energy
Which of the following is a renewable energy source?
Coal
Oil
Wind
Natural gas
Which of the following is a nonrenewable energy source?
Solar
Geothermal
Biomass
Oil
What is heat (thermal) energy?
How fast and how many particles are vibrating in a substance
How fast particles are moving in a substance
How many particles are in a substance
How much energy is in a substance
What is temperature?
How fast particles are vibrating in a substance
How many particles are vibrating in a substance
How much energy is in a substance
How fast particles are moving in a substance
Which of the following describes conduction?
Through the movement of molecules in convection currents
Through direct contact or touching from particle to particle
Through the emission of electromagnetic waves
Through the absorption of heat by particles
Which of the following describes convection?
Through direct contact or touching from particle to particle
Through the movement of molecules in convection currents
Through the emission of electromagnetic waves
Through the absorption of heat by particles
Draw a pendulum and label the changes in the general types of energy.
Diagram of a pendulum with labels for kinetic and potential energy
Diagram of a pendulum with labels for thermal and sound energy
Diagram of a pendulum with labels for electrical and chemical energy
Diagram of a pendulum with labels for nuclear and mechanical energy
Which of the following is a method of heat transfer through the movement of infrared, electromagnetic (EM) waves through empty space?
Conduction
Convection
Radiation
Evaporation
What happens to matter when it is heated?
It contracts
It expands
It remains the same
It evaporates
Which type of substances absorb heat?
Dark substances
Reflective substances
Light-colored substances
Transparent substances
In which direction does heat always flow?
From a cold object to a hot object
From a hot object to a cold object
From a reflective object to an absorbing object
From a light-colored object to a dark object
What is the Law of Conservation of Energy?
Energy is created and destroyed
Energy is not created or destroyed, it only changes form
Energy is only created, not destroyed
Energy is only destroyed, not created
What is motion?
When an object’s position changes relative to a frame of reference
When an object remains stationary
When an object changes color
When an object changes temperature
What is force?
Any push or pull on an object
Any change in temperature
Any change in color
Any change in state
What is friction?
The force that one surface exerts on another when the two surfaces rub against each other
The force that causes objects to float
The force that causes objects to change color
The force that causes objects to change temperature
Which type of friction occurs when two solid surfaces slide over each other?
Fluid friction
Rolling friction
Static friction
Sliding friction
Which type of friction occurs when a solid object moves through a fluid?
Sliding friction
Rolling friction
Static friction
Fluid friction
Which type of friction occurs due to a round object rolling across a surface?
Sliding friction
Fluid friction
Static friction
Rolling friction
Which type of friction keeps a stationary object in place?
Sliding friction
Fluid friction
Rolling friction
Static friction
What is the formula for speed?
Speed = Time / Distance
Speed = Distance / Time
Speed = Distance x Time
Speed = Time x Distance
What is speed?
The change in velocity over time
Distance traveled in a given direction
The distance an object goes in a certain amount of time
The resistance to a change in motion
What is velocity?
Speed with a given direction
The change in speed over time
The resistance to a change in motion
The distance an object goes in a certain amount of time
What is acceleration?
The distance an object goes in a certain amount of time
Speed with a given direction
The change in velocity over time
The resistance to a change in motion
What is Newton's 1st law of motion?
For every action, there is an equal and opposite reaction
An object at rest will remain at rest and an object in motion will remain in motion unless acted upon by an outside force
Force equals mass times acceleration
The change in velocity over time
What is Newton's 2nd law of motion?
For every action, there is an equal and opposite reaction
An object at rest will remain at rest and an object in motion will remain in motion unless acted upon by an outside force
Force equals mass times acceleration
The change in velocity over time
What is Newton's 3rd law of motion?
For every action, there is an equal and opposite reaction
An object at rest will remain at rest and an object in motion will remain in motion unless acted upon by an outside force
Force equals mass times acceleration
The change in velocity over time
