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Worksheetsatom lesson 1
Total questions: 26
Worksheet time: 17mins
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
__________ are negatively charged particles that are in the orbitals around the nucleus.
protons
nucleus
neutrons
electrons
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 smallest part of any element. Made up of protons, neutrons and electrons.
Atom
AMU
Ion
Isotope
True/False: Compounds are made of two or more different elements.
True
False
An atoms overall charge is
positive
depends on its mood
neutral
negative
Where is the element's atomic MASS located?
at the top
at the bottom
the top number + the bottom number
the number of protons + the number of neutrons
Where is the element's atomic NUMBER located?
the top
the bottom
the top + the bottom
the number of protons + the number of neutrons
Developed the “chocolate chip ice cream” model of the atom
First person to propose the concept of an atom
Rutherford
Democritus
Dalton
Bohr
Which Scientist created this model
Democritus
Chadwick
Bohr
Rutherford
