Atomic Structure Quiz

18 Questions  I  By Mrs_witt on February 4, 2010
Quiz on the beginning of the atom unit.

  

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1.  A neutron carries a positive charge.
A.
B.
2.  Identify the atomic number of the element of Xenon.
3.  Protons and electrons are about equal in mass.
A.
B.
4.  The atomic number of an atom is determined by the number of
5.  How do you determine the mass number of an atom? 
A.
B.
C.
D.
E.
6.  Electrons have a ____________ charge.
7.  How many atoms of nitrogen are in the formula NH4OH?
8.  In the name carbon-14, the 14 is the _________________.
A.
B.
C.
D.
E.
9.  Atoms of the same element with different numbers of neutrons are called__________.
A.
B.
C.
D.
E.
10.  How many atoms of oxygen are in Sn(SO4)2?
11.  A proton has a charge that is equal in force but opposite in charge to each electron.
A.
B.
12.  How many protons are in tin-100?
13.  How many neutron are in tin-100?
14.  An atom that has a different number of electrons and protons is called a(n) _________________.
15.  Neutrons have a ____________ charge.
16.  The mass of an atom depends on the number of protons and neutrons in its nucleus.
A.
B.
17.  Is tin-100 an isotope?
18.  What is the charge on an atom with 10 protons and 8 electrons?
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