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WorksheetsAtoms
Total questions: 12
Worksheet time: 6mins
Atoms are made up of ________________
energy
electrons
subatomic particles
gasses
The subatomic particles that make up an atom.
solid, liquid, gas
electrons, protons, nucleus
energy, protons, nucleus
electrons, protons, neutrons
The following subatomic particles are in the nucleus.
Protons and nucleus.
Protons and neutrons.
Protons and electrons
Neutrons and electrons
__________ are negatively charged particles that are in the orbitals around the nucleus.
protons
nucleus
neutrons
electrons
The properties of an ____________ depend on the number of __________ particles in the atom.
electron .... protons
atom ..... energy
atom ..... subatomic
nucleus .... neutron
Protons and Neutrons are more massive than electrons. Therefore, most of the _____ of the atom is in the ______.
energy ..... proton
nucleus .... electron
properties ... orbital
mass .... nucleus
A proton has a ___________ charge.
positive
negative
neutral
massive.
An electron has a _________ charge
positive
neutral
negative
massive
A neutron has _________ charge or is ________.
negative ... neutral
positive .... neutral
no .... negative
no ... neutral
The number of protons in an atom is called the .....
Mass
Atomic Number
Nucleus
Orbital
The mass number of an atom is the mass of ______ + _____
protons + neutrons
protons + electrons
neutrons + nucleus
protons + nucleus
The mass number is always larger than the atomic number (exept for Hydrogen).
TRUE
FALSE
