Ch.2 Atomic Vocab Question Preview (ID: 41482)
Atoms Galore.
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Smallest particle of matter
a) element
b) compound
c) mixture
d) atom
negatively charged particle
a) proton
b) neutron
c) electron
d) nucleus
where you will find an electron
a) electron shell
b) electron cloud
c) in the nucleus
d) at home watching Netflix
neutral charged particle, found in the nucleus
a) neutron
b) proton
c) electron
d) nucleus
center of atom, positive charge, most of mass is here
a) neutron
b) proton
c) atom
d) nucleus
positive charged particle, found in nucleus
a) proton
b) neutron
c) electron
d) nucleus
number of protons in an element, the whole number on the periodic table
a) atomic mass
b) avg.atomic mass
c) atomic number
d) isotope
average mass of an element’s isotopes
a) avg. atomic mass
b) isotope
c) mass number
d) atomic number
charged atom formed by gaining OR losing electrons
a) isotope
b) electron
c) nucleus
d) ion
same element, different mass = different # of neutrons.
a) ion
b) isotope
c) element
d) mass number
number of protons+neutrons in an element. the number that has decimals on the periodic table
a) mass number
b) average atomic mass
c) atomic number
d) isotope
process that occurs when an unstable atomic nucleus changes into another more stable nucleus by emitting radiation
a) isotope
b) nuclear decay
c) neutron
d) positive
describes elements that spontaneously emit radiation
a) radioactive decay
b) radioactivity
c) catchy song by Imagine Dragons
d) nuclear
an atom with a positive charged, formed by LOSING an ELECTRON
a) ion
b) cation
c) anion
d) isotope
an atom with a NEGATIVE charge, formed by gaining an electron
a) ion
b) isotope
c) cation
d) anion
what particle do we change if we want to make a new element?
a) electrons
b) protons
c) neutrons
d) atomic number
which of these sub-atomic particles is NOT in the nucleus?
a) protons
b) neutrons
c) electrons
d) BOILER UP!
What is the overall charge of an element?
a) positive
b) negative
c) neutral
d)
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