Home / My courses / UGRD-NSCI6103A-2013T / Week 8: Midterm Examination / Midterm Exam
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NSCI 6103A CHEMISTRY MIDTERM EXAM FIRST ATTEMPT
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Home / My courses / UGRD-NSCI6103A-2013T / Week 8: Midterm Examination / Midterm E
Question 1 Molecules in gases, under normal conditions, is observed to:
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answered
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a. Have no great interaction between them
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b. Exert great attractive forces together
c. Repel each other
d. All of the choices
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Question 2 Which of the following quantum numbers describes the orientation of the or
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answered
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a. Magnetic quantum number
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b. Angular momentum quantum number
c. Principal quantum number
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Question 3 What factor affect electronegativity?
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a. Ionization energy
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b. Distance between nuclei
c. Electron affinity and Ionization energy
d. Electron affinity
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Question 4 Why can't we write Lewis structures for lanthanides, actinides, and transition
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answered
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, Question 6 A homogeneous catalysis occurs using a catalyst that has a different phase a
Not yet molecules while a heterogeneous catalysis occurs when a catalyst has the sa
answered reactants.
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Select one:
True
False
Question 7 Direction : Identify if the following elements are metal, non-metal or metallo
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Germanium
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a. Non-metal
b. Metalloids
c. Metal
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Question 8 Hydrogenation of ethylene to ethane using Palladium as a catalyst is conside
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answered
Pd
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1.00 C2H2 (g) + H2(g) -> C2H4 (g)
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True
False
Question 9 Valence electrons are also known as the innermost electrons.
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True
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False
Question 10 We cannot write Lewis symbols for what group of elements?
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a. Actinides
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