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WorksheetsCompounds & Molecules
Total questions: 22
Worksheet time: 11mins
_____ are the simplest substances - they cannot be broken down into simpler substances.
elements
compounds
mixtures
chemicals
_____ are a combination of 2+ elements chemically bonded together to form new substance.
elements
compounds
mixtures
chemicals
A _____ is a substance made of only one type particle.
pure substance
mixture
chemical
solution
A _____ is any substance made of 2+ different types of particles.
mixture
pure substance
chemical
solution
_____ are the smallest pieces of an element.
atoms
molecules
protons
electrons
_____ are the smallest piece of a compound.
molecules
atoms
protons
electrons
A _____ is a group of 2+ atoms bonded together to form a new larger particle.
molecule
atom
mixture
compound
Chemical _____ are the attractive forces that hold atoms together in molecules.
bonds
reactions
changes
elements
_____ lists the types of stuff that a substance is made from - similar to the ingredients list on a recipe.
composition
property
atomic number
chemical symbol
A _____ describes the way substance looks, feels, smells, tastes and/or behaves.
property
composition
atomic number
chemical symbol
A chemical _____ is the "recipe" for making a single molecule of a particular compound.
formula
element
compound
symbol
Compounds have properties that are _____ the properties of elements they formed from.
different than
mostly the same as
identical to
a mixture of
A _____ is the 1-2 letter abbreviation for an element.
chemical symbol
atomic number
atomic mass
element name
The _____ shows how many protons are in each atom of an element.
atomic number
chemical symbol
atomic mass
element name
The _____ shows the "weight" of one atom of an element.
atomic mass
atomic number
chemical symbol
element name
(Choose two answers!) A neutral atom has the same number of _____ and _____.
electrons
neutrons
particles
protons
What type of matter is shown in the picture?
compound
element
mixture
What type of matter is shown in the picture?
mixture
element
compound
What type of matter is shown in the picture?
element
compound
mixture
What type of matter is shown in the picture?
compound
element
mixture
What type of matter is shown in the picture?
element
compound
mixture
What type of matter is shown in the picture?
mixture
element
compound
