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WorksheetsCompounds and Molecules
Total questions: 18
Worksheet time: 11mins
Atoms
Basic building blocks of matter
Elements
Made up of only
Molecules
Two or more atoms that are held together by a chemical bond
Compounds
A substance made up of two or more elements
Matter
Anything that has mass and takes up space
Anything that has mass and takes up space!
Substance
Elements
compounds
matter
How are we feeling Today?
Okay
Happy
Excited
so-so
Anything that has mass and takes up space
Atom
Matter
Substance
compound
A small particle that is the basic building block of all matter
atom
compound
molecules
substance
Matter with a composition that is always the same
atom
mass
molecule
substance
A substance made of only one kind of atom.
atom
mass
element
matter
Two or more atoms that are held together by chemical bonds
atom
molecules
compounds
matter
A substance made of two or more elements that are chemically joined in a specific combination
atoms
mass
molecules
compounds
What is the Chemical Formula
H30
H20
H0
HH0
Two nitrogen atoms chemically combined is an example of
atoms
mass
compounds
molecules
This chemical Formula in the picture indicates there are
carbon- 1 atom
Oxygen - 2 atoms
carbon - 2 atoms
oxygen - 2 atoms
carbon - 1
oxygen 3
none of the above
True or False: An element is made up of only one type of atom.
True
False
Two elements chemically combined is an example of
molecules
compound
Compound molecules
What is the chemical formula for this molecule
O
O2
O3
OO
What is the chemical formula for this compound
SOO
SO
SO2
SO3
What is the chemical formula?
NHHH
N1N4
NH3
NH4
Name the elements and the number of atoms
SODIUM - 2
CARBON 1
OXYGEN 3
NITROGEN 2
COBALT 3
NITROGEN 2
CARBON 1
OXYGEN 3
NITROGEN 2
CARBON 3
OXYGEN 3
