The nucleus of an atom contains ________.
A) electrons
B) protons, neutrons, and electrons
C) protons and neutrons
D) protons and electrons
E) protons
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Q109: What is the molecular formula for 1-propanol?
A)CH4O
B)C2H6O
C)C3H8O
D)C4H10O
E)C5H12O
Q110: In the periodic table,the elements touching the
Q111: The correct name for Ni(CN)2 is _.
A)nickel
Q112: Which group in the periodic table contains
Q113: Which metal forms cations of differing charges?
A)K
B)Cs
C)Ba
D)Al
E)Sn
Q115: Horizontal rows of the periodic table are
Q116: Potassium is a _ and chlorine is
Q117: 520 pm is the same as _
Q118: Elements in Group 8A are known as
Q119: _ and _ reside in the atomic
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