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WorksheetsExploring Atomic Structure
Total questions: 10
Worksheet time: 5mins
What is an atom?
An atom is the smallest unit of matter that retains the properties of an element.
An atom is a type of molecule.
An atom is a form of energy that can be harnessed.
An atom is a large particle made of protons and neutrons.
What are molecules made of?
Molecules are made of atoms.
Molecules are made of compounds.
Molecules are made of cells.
Molecules are made of elements.
How many protons are in a hydrogen atom?
2
0
1
3
What is the smallest unit of an element?
molecule
compound
ion
atom
What do we call a group of atoms bonded together?
Element
Compound
Ion
Molecule
What is the charge of a neutron?
0
+1
+2
-1
What is the center of an atom called?
proton
electron
nucleus
core
How do atoms combine to form molecules?
Atoms can only combine in solid states.
Atoms combine by undergoing nuclear fusion.
Atoms combine to form molecules by forming chemical bonds, either covalent or ionic.
Atoms combine by exchanging electrons without forming bonds.
What is the difference between an atom and a molecule?
An atom is a single unit of an element, while a molecule is a group of two or more atoms bonded together.
Molecules are always larger than atoms and contain only one type of atom.
Atoms can exist independently, but molecules cannot.
An atom is a group of molecules, while a molecule is a single element.
Can you name a common molecule found in water?
H2O2
H2O
NaCl
CO2
