Which of the following is an alkali metal?
A) K
B) Mg
C) Al
D) Cu
E) Ca
Correct Answer:
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Q23: For each of the elements below, there
Q36: He is the symbol for _
A)hydrogen.
B)hafnium.
C)mercury.
D)helium.
E)holmium.
Q38: The average atomic mass of zinc
Q39: The average atomic mass of calcium is
Q44: Identify the statement regarding O2, NO, and
Q46: Silicon is best described as a _
A)metalloid.
B)metal.
C)transition
Q47: Which statement below is not correct?
A)Oxygen is
Q48: Iron can form two sulfides: FeS and
Q53: Oxygen is best described as a _
A)metalloid.
B)metal.
C)transition
Q58: Potassium is best described as a _
A)metalloid.
B)metal.
C)transition
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