Physical Science - Atoms And The Periodic Table Part 2 Question Preview (ID: 45135)
Atoms And The Periodic Table Part 2.
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What are valence electrons?
a) Electrons found on the outer most energy level or shell.
b) Electrons that are used in the bonding of elements.
c) Both A and B.
d) None of the above.
When looking on the periodic table, protons are determined by the
a) atomic mass
b) the group number
c) atomic number
d) by subtracting the atomic mass atomic number
The atomic mass on the periodic table is sometimes includes a decimal because
a) it is the average of the number of protons, electrons and neutrons in the atom.
b) it is the average mass of all of the known isotopes of that element.
c) the mass is so small it can’t equal a whole number.
d) atoms are so small that it is an approximation.
Which of the following is NOT a general classification of elements?
a) Metals
b) Metalloids
c) Non-Metals
d) Sub-Metal
Elements within the same group on the periodic table have
a) the same number of neutrons.
b) similar properties.
c) the same number of energy levels (shells).
d) All of the above.
Which are atoms called that have a different number of protons than electrons?
a) Isotopes
b) Ions
c) Metalloid
d) Valence Electron
Where is a proton located?
a) Inside the nucleus
b) Outside the Nucleus
c) In the electrons
d) They are located everywhere
Where is a neutron located?
a) Outside the nucleus
b) Inside the nucleus
c) Next to the electrons
d) In the middle of no where
Where is the nucleus located?
a) On the outside of the atom
b) On the 2nd energy level
c) In the middle of the atom
d) All over the place
Where are the electrons located?
a) On the outside of the atom
b) On the inside of the atom
c) In the nucleus
d) Next to the protons
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