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WorksheetsAtoms and Elements
Total questions: 10
Worksheet time: 5mins
The smallest unit of matter is a(n) ________.
molecule
atom
covalent bond
electron
Which are characteristics of all metals?
They are malleable, ductile, and conduct electricity.
They are malleable, ductile, and form ionic bonds.
They are ductile, inert, and conduct electricity.
They are noble, ductile, and form ionic bonds.
Noble gases are known as ________.
ionic gases
inert gases
metalloid gases
ductile gases
The three main subatomic particles that make up an atom are ________.
neutrons, protons, and molecules
neutrons, protons, and ions
ions, electrons, and newtons
electrons, neutrons, and protons
Elements in a vertical column on the Periodic Table have similar properties and are all members of the same ________ of elements.
molecule
phase
atom
group
The number of protons in an atom is known as its atomic ________.
number
mass
phase
bond
When two or more elements are combined, the substance produced is a ________.
suspension
transition metal
compound
noble gas
The force of attraction that holds two atoms together within a molecule is ________.
thermonuclear bonding
chemical bonding
crystal bonding
an atomic number
An atom that has lost or gained an electron no longer has a neutral charge. We call this negatively or positively charged atom a(n) ________.
molecule
positron
inert gas
ion
In a chemical reaction, two reactants mix. The resulting substance is called a(n) ________.
ionic bond
atomic bond
product
transitional metal
