Particles in an atom that are neutral and have no charge are 
  • negatrons 
  • electrons 
  • neutrons 
  • protons 
An atoms overall charge is 
  • positive 
  • depends on its mood 
  • neutral 
  • negative 
The smallest particle of any particular type of matter is known by which of the following terms?
  • Compound
  • Atom
  • Chemical
  • Element
all matter is made of what 
  • energy 
  • atoms 
  • electrons 
  • compounds 
If an atom has 3 electrons, how many protons does it have?
  • 1
  • 2
  • 4
  • 3
The subatomic particle with a negative charge is the
  • electron
  • proton
  • neutron
  • nucleus 
If the number of protons equal the number of _____, the atom will have no charge
  • protons
  • neutrons
  • electrons
  • nucleus
What is the atomic number?
  • the number of protons
  • the number of protons and neutrons
  • the number of neutrons
  • the number of protons and electrons
What is the mass number?
  • the number of protons
  • the number of protons and neutrons
  • the number of neutrons
  • the number of protons and electrons
An atom with an unequal number of protons and electrons is said to have (a) ___.
  • no charge
  • balance
  • charge
  • unbalance
Ions are: 
  • atoms with a positive or negative charge
  • atoms with no charge
  • atoms with ONLY a positive charge
  • atoms with ONLY a negative charge
Two atoms of the same element but with different mass numbers are called________
  • electrons
  • isotopes
  • variables
  • electron cloud
How many neutrons does the isotope of lithium have?
sc-9 sb-4-Atoms!img_no 259.jpg
  • 8
  • 3
  • 4
  • 5
How many protons does this isotope of titanium have?
sc-9 sb-4-Atoms!img_no 260.jpg
  • 48
  • 22
  • 26
  • 70
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