Which of the following is NOT a common ion?
A) Rb+
B) S2-
C) Al3+
D) I2-
E) Ba2+
Correct Answer:
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Q32: A strontium-90 atom that has lost 2
Q35: Cs is the symbol for _.
A)cerium.
B)chromium.
C)calcium.
D)curium.
E)cesium.
Q36: Elements 21 through 30 are known as
Q37: A phosphorus-31 atom has _ protons, _
Q38: Which element forms an ionic compound with
Q39: What is the symbol for magnesium?
A)M
B)Mg
C)Mn
D)Mo
E)Md
Q40: Which of the following statements is FALSE?
A)The
Q41: Which halogen is radioactive?
A)astatine
B)polonium
C)iodine
D)tellurium
E)bismuth
Q55: Elements in group 17 (VIIA) are called
Q56: Calcium is an example of _
A) an
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