________ has the lowest boiling point of any substance known.
A) Ne
B) He
C) Ar
D) Kr
E) Rn
Correct Answer:
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Q82: The white allotropic form of _ bursts
Q93: Br2 can be prepared by combining NaBr
Q96: The nitride ion is a strong Br∅nsted-Lowry
Q98: What is the oxidation state of xenon
Q99: The two allotropic forms of phosphorus are
Q100: The dissolution of 1.0 mol of _
Q111: Diborane is _.
A)B10H14
B)B2O3
C)BH3
D)B2H6
E)H3BO3
Q115: What is the formula of borax?
A)H3BO3
B)H2B4O7
C)P5O8
D)B2O3
E)Na2B4O7 ∙
Q116: The disilicate ion is _.
A)Si2O88-
B)Si2O76-
C)Si2O84-
D)Si2O86-
E)Si2O72-
Q117: SiO44- is the _ ion.
A)orthosilicate ion
B)silicide ion
C)thiosilicate
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