Which of the following pair cannot exist together in solution ?
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a
NaHCO3 + NaOH
b
Na2CO3 + NaOH
c
Na2CO3 + NaCl
d
NaHCO3 + NaCl
answer is A.
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Detailed Solution
NaHCO3Acid+NaOHBase→Na2CO3+H2ODue to presence of H+ ion in NaHCO3 it reacts with strong base NaOH and converted into Na2CO3 and hence NaHCO3 & NaOH can't exist together and converted to Na2CO3 & H2O