Jr3K-酸碱盐
Quiz by Chong Siew Juin
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10 questions
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- Q1下列哪一种溶液能使得红色石蕊试液变蓝?柠檬水蒸馏水石灰水食盐溶液30s
- Q2下列属于碱性气体的是________氨二氧化硫氧氮30s
- Q3非金属氧化物如二氧化硫与水作用,生成______一种酸两种新的盐盐和氢气盐和二氧化碳30s
- Q4酸能使得甲基橙变红色的原因是盐酸能在水中稀出氢气酸根氢离子氢氧根30s
- Q5可以将二氧化碳气干燥的干燥剂是 _______水银生石灰浓盐酸浓硫酸30s
- Q6浓硫酸加入蔗糖后,生成黑色碳,说明浓硫酸是_____强酸干燥剂脱水剂腐蚀性酸30s
- Q7铜+稀硝酸 硝酸铜(II) + x + 水, x 是_______氢氮一氧化氮氧30s
- Q8将硫磺在氧气中燃烧,将气体溶于水,加入甲基橙,溶液呈现 ___________颜色。红黄无蓝30s
- Q9下列哪一种化合物是盐类?H2CO3Ca(OH)2MgSO4CuO30s
- Q10烹调的食盐是________硝酸钠氢氧化钠碳酸钠氯化钠30s