Test your knowledge with this engaging 8th-grade chemistry quiz. Covering essential topics like properties of elements, measurement units, and characteristics of compounds, this quiz is designed to assess and enhance your understanding of basic chemistry concepts.
Chemical reaction
Periodic table
Metal alloy
Semiconductor
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A physical change
Vaporization
A chemical change
Sublimation
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Solid
Gas
Liquid
Crystal
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Constant temperature
Crystal structure
Definite shape
Definite volume
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Electron
Neutron
Plasma
Proton
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1
7
9
14
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Brittle
Good conductor
Ductile
Malleable
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Plasma
Neutrons
Protons
Valence electrons
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1
3
7
10
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Boiling point
Volume
Shape
Weight
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Carbon
Iron
Hydrogen
Oxygen
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Evaporation
Melting
Condensation
Sublimation
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Alloy
Metalloid
Alkaline earth metal
Noble gas
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Atomic mass
Chemical symbol
Atomic number
Period
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20 g/cm3
0.5 g/cm3
50 g/cm3
0.02 g/cm3
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Number of protons
Number of neutrons
Atomic mass
Location in the periodic table
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Size
Shape
Melting point
Temperature
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Melting butter
Breaking Glass
Mixing milk and chocolate syrup
Burning Leaves
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You will see an explosive chemical reaction
The acid would destroy the base
The base would destroy the acid
The substance will be pH neutral
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Compound
Pure Substance
Element
Solution
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They are a compound of molecules
They make up elements
They combine to form compounds
They are extremely small
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Length
Mass
Volume
Density
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Pressure increases
Volume increases
Pressure decreases
Volume decreases
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In group 2
In the bottom row
On the left half of the table
To the right of the zigzag line
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Has a definite shape
Flows quickly
Flows slowly
Fills it's container
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Our blood and other bodily fluids might become too acidic or too basic
Our stomach acid would not be able to break down food
We would not be able to process glucose within our cells
We would bot be able to inhale oxygen into our lungs
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Depends on volume
Never change
Depends on temperature
Differ on different planets
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Gas
Plasma
Liquid
Solid
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A hydrogen ion has an extra electron
A hydrogen ion is missing a proton
A hydrogen ion has an extra proton
A hydrogen ion has an extra neutron
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Mass
Volume
Density
Length
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Have the same number of electrons
Have the same number of valence electrons
Decreases in atomic mass from left to right
Increases in atomic number from left to right
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A group of atoms that are joined together
The basic particle of matter
The force that holds two atoms together
A substance formed from the chemical combination of two or more atoms
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Ductile
Malleable
Liquid
Solid
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Dry air gains water as it moves over the ocean
A bubble forms as water boils
Wet pavement dries after a rain shower
Water droplets form on a mirror
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Temperature
Pressure
Chemical Energy
Viscosity
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Particles arranged in repeating patterns
Becomes softer and softer as temperature rises
Made up of crystals
Has a distinct melting point
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Volume increases
Volume decreases
Temperature increases
Temperature decreases
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Atoms of two or more elements can combine to form compounds
In any element, all the atoms are exactly alike
Atoms of each element have a unique mass
Atoms are made of protons, neutrons and electrons
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Has different properties from the elements that formed it
Is a pure substance
Different samples have different properties
Can be represented by a formula
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