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quiz_practice_atomic_structure - Practice Quiz Atomic...

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B Practice Quiz – Atomic Structure Chemistry 121/100 1. Complete the following chart  (5pts) : Particle Charge Location Relative Size Proton nucleus 1 Neutron 0 Electron 1/2000 2. Match the name of the scientist with a contribution:  (5 pts) a. Rutherford                          ____ discovered the electron b. Faraday                           ____ universal atomic theory c. Thomson ____nuclear atom d. Dalton ____ described ions in solutions e. Arrhenius ____studied the relationship between                                                         electricity and magnetism 3. What are isotopes? Give an example.  (3 pts) 4. How many neutrons, protons and electrons are in:  (3 pts) 81 35 1-
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5. Find the molar mass of the following compounds. Use atomic masses rounded to  two places past the decimal (the hundredth place).  (4 pts) a. H 2 SO 4 b. Al 2 O 3
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