Which of the following statements about acid-base reaction is incorrect?
Acid-base reaction is a proton transfer reaction.
B. Substances produced by acid-base reactions are also acid-base.
C. Amphoteric substances can react with acids or bases.
D. Any acid-base reaction can be used for acid-base titration.
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Which of the following statements about acid is wrong?
A. The substance that can ionize hydrogen ions in aqueous solution is acid.
B. The substance that can accept protons is acid.
C. The substance that can accept a lone pair of electrons is acid.
D. Acid must contain the hydrogen element.
Sodium hydroxide solid can be used to prepare standard solutions.
The acidity of HAc is stronger than that of H2CO3.
The conjugate base of HCN is CN–.
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