试题与答案

下列说法中正确的是( ) A.纯碱不是碱 B.石灰水中不含熟石灰 C.醋酸不是酸

题型:选择题

题目:

下列说法中正确的是(  )

A.纯碱不是碱

B.石灰水中不含熟石灰

C.醋酸不是酸

D.食盐不是盐

答案:

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参考答案:C解析:亚硝酸盐中毒一般会出现头痛、头晕、无力、胸闷、气短、心悸、恶心、呕吐及口唇、指甲、全身皮肤、粘膜紫绀等。

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