Which of the following elements is a liquid at room temperature?
A) radon
B) boron
C) mercury
D) lithium
E) calcium
Correct Answer:
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Q101: Identify the cation.
A) O2-
B) Sr2+
C) Br
D) Kr
E)
Q102: Beryllium belongs to the _ group of
Q103: Which of the following elements is a
Q104: Which of the following elements is a
Q105: Which one of the following elements is
Q107: Helium belongs to the _ group of
Q108: Which of the following elements is classified
Q109: Which of the following elements is a
Q110: Which of the following elements is an
Q111: Which of the following elements is NOT
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