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WorksheetsIntro to Chemistry Review
Total questions: 40
Worksheet time: 3hrs 48mins
What is chemistry the study of?
The study of living organisms
The study of what matter is made of, how it’s structured, and how it changes or reacts with other substances
The study of celestial bodies
The study of historical events
Matter is anything that has weight and takes up space.
True
False
Which of the following is NOT a state of matter?
Solid
Liquid
Gas
Light
Which of the following are examples of things studied in Chemistry?
Atoms and molecules
Historical events
Mathematical theories
Literary works
Which of the following is studied in Chemistry?
Elements
History
Literature
Music
What are chemical reactions?
When substances change into new ones with different properties by rearranging their atoms.
The process of mixing substances together so they are evenly mixed.
A method of separating mixtures into individual parts.
Chemistry is present in various aspects of daily life. Which of the following is an example of chemistry in everyday life?
Baking a cake
Digesting food
Feeling emotions
All of the above
Chemistry is important in understanding how the world works because it:
It helps us know how substances interact and change.
Chemistry is not related to the world.
It only deals with abstract concepts.
Chemistry shapes the future and enhances our daily lives in various ways, including:
Developing new materials and technologies
Improving healthcare and medicine
Enhancing food production and safety
All of the above
What is matter?
Matter is anything that has mass and takes up space.
Matter is a type of energy.
Matter is a form of light.
Matter is a type of sound.
What are the three states that matter can exist in?
shadows
light
solid, liquid, gas
waves
Which state of matter holds its shape?
Solid
Liquid
Gas
Plasma
What is the smallest building block of all matter?
Atom
Compound
Chemical
What are the positively charged particles in the nucleus of an atom called?
Protons
Neutrons
Electrons
Photons
Which particles in an atom are found in the nucleus and have no charge?
Neutrons
Protons
Electrons
Positrons
What are the negatively charged particles that move around the nucleus called?
Electrons
Protons
Neutrons
Photons
Label the 3 states of matter shown here
Solid
Liquid
Gas
Match the following observations with their types.
Mass
Quantitative observation
Temperature
Quantitative observation
Color
Qualitative observation
Volume
Quantitative observation
What is a pure substance made of 2 or more elements chemically combined in a specific ratio (Ex. Water)?
Element
Compound
Mixture
Solution
What is a pure substance that cannot be broken down into any other substances by chemical or physical means (Ex. Oxygen)?
Element
Compound
Colloid
Suspension
The temperature at which a SOLID becomes a LIQUID.
melting point
freezing point
viscosity
solubility
Properties that can be observed directly or measured without changing the chemical identity of the substance.
chemical properties
soluable properties
density properties
physical properties
In a Solution, what is doing the dissolving?
solvent
solute
solution
temperature
Which of the following is an example of a physical property?
mass
shape
luster
all of these are physical properties
A measure of how well a solute dissolves in a solvent.
solubility
evaporation
viscosity
density
In a lemonade mixture, which is the SOLUTE?
water
lemonade powder
In a lemonade mixture, which is the SOLVENT?
water
lemonade powder
Vinegar was added to baking soda, which resulted in bubbles. What type of change occurred?
Physical
Chemical
Match the following
C
Carbon
O
Oxygen
N
Nitrogen
H
Hydrogen
P
Phosphorus
Where is the double bond?
Where is the single bond?
An (a) is a type of substance with certain characteristics. A (b) is made of multiple (c) that share a (d) .
Place the phase changes in the correct place on the diagram
sublimation
deposition
melting
freezing
vaporization
condensation
Label the parts of the standard notation for this atom
Mass number
Atomic number
Symbol
Charge
