A horizontal row in the modern periodic table is called a
A) period.
B) group.
C) branch.
D) valence.
Correct Answer:
Verified
Q101: What is the maximum number of electrons
Q102: An s sublevel can hold a maximum
Q103: Elements in the same group have
A)the same
Q104: An f sublevel can hold a maximum
Q105: A vertical column in the modern periodic
Q107: Which element is a nonmetal?
A)calcium
B)magnesium
C)chlorine
D)chromium
Q108: Which element is in the same period
Q109: A d sublevel can hold a maximum
Q110: Which element is a noble gas?
A)B
B)C
C)Xe
D)Na
Q111: Which orbital will have the lowest energy?
A)3d
B)3p
C)4s
D)2p
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