What is the correct formula for the oxide ion?
A) O2-
B) O-
C) O+
D) O2+
E) O₃+
Correct Answer:
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Q3: In ionic compounds, _ lose their valence
Q4: Elements in group 2A (2)of the periodic
Q5: To form an ion,a sodium atom _.
A)gains
Q6: The number of electrons in an ion
Q6: What is the ionic charge of an
Q7: The octet rule indicates that
A)all of the
Q8: What is the symbol for the ion
Q14: How many valence electrons does carbon have?
A)one
B)two
C)three
D)four
E)five
Q17: How many electrons will chlorine gain or
Q60: The number of valence electrons found in
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