Which of the following react with oxygen to form superoxides?
A) Ca
B) Na
C) K
D) Sr
E) Ba
Correct Answer:
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Q25: The Ostwald process is by which NH3
Q26: The oxidation state of fluorine in its
Q27: Which form of elemental sulfur is the
Q28: The prefix thio- denotes _.
A)replacement of an
Q29: Which of the following statements is false?
A)Ozone
Q31: Amphoteric oxides are also known as _.
A)basic
Q32: Nearly all commercial oxygen is obtained _.
A)from
Q33: The most stable allotrope of oxygen is
Q34: The oxidation numbers of sulfur in the
Q35: Which one of the following is sodium
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