2Na(s) + H2SO4(aq) ? Na2SO4(aq) + H2(g)
Write the reaction above in total ionic form and identify the spectator ion(s). The dissolved substances (designated by aq) are the only ones that dissociate completely into ions.
a. Na+
b. H+
c. SO42-
d. more than one choice is correct
we have below given equation
2 Na (s) + H2SO4 (aq) --> Na2SO4 (aq) + H2 (g)
Total ionic equation is
Spectator ions should not be removed here. Spectator ions are part
of total ionic equation
2 Na (s) + 2 H+ (aq) + SO42- (aq) --> 2 Na+ (aq) + SO42- (aq) +
H2 (g)
Spectator ion is SO42-
Answer: c
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