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当量点[1](英文:equivalence point、stoichiometric point),指的是酸碱中和滴定时,被滴定溶液中酸的克当量数等于碱的克当量数的那一刻,理想上此时酸与碱恰好完全中和。但当量点不一定会呈中性,必须由产生的盐类决定。当强酸、强碱滴定时,当量点约呈中性;当强酸、弱碱滴定时,当量点呈酸性;当强碱、弱酸滴定时,当量点呈碱性。
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