How many electrons does a Copper atom have?
  • 63
  • 29
  • 92
  • 34
How many protons are in Beryllium?
  • 4
  • 9
  • 5
  • 2
What is the atomic mass of Sodium?
  • 11
  • 22.9898
  • 33.9898
  • 11.9898
What number indicates the nucleus?
  • 1
  • 2
  • 3
  • 4
Oxygen’s atomic number is 8. This means that an oxygen atom must have
  • 8 electrons
  • 8 protons
  • 8 neutrons
  • a mass number of 8
What number indicates an electron?
  • 1
  • 2
  • 3
  • 4
What is the mass number of this element?
  • 5
  • 27
  • 32
  • 59
Which of these is the electron?
  • A
  • B
  • C
  • D
Mr Negative here is better known as? His charge is negative.
  • Protron
  • Neutron
  • Electron
  • Neceus
Mr Green here is neutral and is better known as a_________.
  • Proton
  • Neutron
  • Electron
  • Pea
Which of these is the proton.
  • A
  • B
  • C
  • None
Which particle of an element is responsible for the name of the element?
  • Proton
  • Neutron
  • Electron
  • Nucleus
All matter is made of...
  • energy
  • atoms
  • electrons
  • compounds
Which particle is being represented in this picture
  • Proton
  • Neutron
  • Electron
  • Atom
Which subatomic particle is being shown in the picture?
  • Proton
  • Neutron
  • Electron
  • Atom
Which of the following answers correctly shows the subatomic particles that are similar in size?
  • Electron and Proton
  • Electron and Neutron
  • Proton and Neutron
  • None are similar in size
What part of the atom is the arrow pointing to?
  • electron
  • neutron
  • proton
  • electron shell
What does the atomic number tell us about an atom?
  • #of neutrons
  • #of protons and neutrons
  • # of electrons and protons
  • # of protons
What does the atomic mass tell us about an atom?
  • #of electrons
  • #of neutrons and electrons
  • # of protons and neutrons
  • # of protons and electrons
How many neutrons does this element have?
  • 30
  • 65
  • 65.39
  • 35
How many the electrons does "Al," aluminum, have?
  • 5
  • 10
  • 13
  • 3
2. Rutherford discovered what part of the atom
  • electron
  • proton
  • neutron
  • nucleus
4. This atomic particle balances the charges from the protons to make the atom neutral
  • proton
  • electron
  • neutron
  • nucleus
5.These particles are found in the nucleus
  • protons and electrons
  • protons and neutrons
  • nucleus and neutrons
  • electrons and neutrons
6.What scientist is best known for his "Plum Pudding" model of the atom?
  • J.J. Tomson
  • Ernest Rutherford
  • John Dalton
  • Democritus
7.How many electrons does this oxygen atom have?
  • 6
  • 8
  • 16
  • 24
10.All matter is made of atoms
  • true
  • false
What do isotopes of an element have in common?
  • number of neutrons & mass number
  • atomic number and number of neutrons
  • atomic number, number of protons and electrons
  • number of protons, atomic number, and mass number
How many neutrons does the isotope of lithium have?
  • 8
  • 3
  • 4
  • 5
How many protons does this isotope of titanium have?
  • 48
  • 22
  • 26
  • 70
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