化合物HIn在水溶液中因存在电离平衡 HIn(溶液)（红色）H＋(溶液)＋In－(溶液)（黄色），故可用作酸碱指示剂。浓度为0.02 mol·L

题干

化合物HIn在水溶液中因存在电离平衡 HIn(溶液)（红色）

H^＋(溶液)＋In^－(溶液)（黄色），故可用作酸碱指示剂。
浓度为0.02 mol·L^－¹的下列各溶液①盐酸②石灰水③NaCl溶液
④NaHSO₄溶液⑤NaHCO₃溶液⑥氨水,其中能使指示剂显红色的是：

A：①④⑤

B：②⑤⑥

C：①④

D：②③⑥

上一题下一题 0.0难度选择题更新时间:2019-06-29 11:07:19

C

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Project Hope

Project Hope has done many things in China. It has raised much money —28,593,346 yuan.