配套习题- 过氧化钠的性质 -【青果学院】

1/5单选题

难度：

1.

下列关于钠的氧化物的叙述不正确的是

A	Na₂O₂是黄色固体，和冷水作用得到Ｏ₂和NaOH
B	Na₂O₂与CO₂的反应中，Na₂O₂既是氧化剂，又是还原剂
C	Na₂O₂中阴离子化合价为-1价
D	都能与酸反应，生成含氧酸盐，都是碱性氧化物

正确答案：RA==

PHA+6L+H5rCn5YyW6ZKg5LiO5rC055Sf5oiQ5rCi5rCn5YyW6ZKg5ZKM5rCn5rCU77yMQeato+ehru+8mzxicj7ov4fmsKfljJbpkqDkuI7kuozmsKfljJbnorPnlJ/miJDnorPphbjpkqDlkozmsKfmsJTvvIzlj43lupTkuK3ov4fmsKfljJbpkqDml6LmmK/msKfljJbliYLlj4jmmK/ov5jljp/liYLvvIxC5q2j56Gu77ybPGJyPui/h+awp+WMlumSoOS4remYtOemu+WtkOaYr088c3ViPjI8L3N1Yj48c3VwPjItPC9zdXA+77yM5YW25Lit5rCn55qE5YyW5ZCI5Lu35Li677yNMeS7t++8jEPmraPnoa7vvJs8YnI+5rCn5YyW6ZKg5ZKM6L+H5rCn5YyW6ZKg6YO96IO95LiO6YW45Y+N5bqU77yM5L2G5LiN5LiA5a6a55Sf5oiQ5ZCr5rCn6YW455uQ77yM5rCn5YyW6ZKg5LiO6YW455Sf5oiQ55uQ5ZKM5rC077yM5rCn5YyW6ZKg5piv56Kx5oCn5rCn5YyW54mp44CC6L+H5rCn5YyW6ZKg5LiO6YW455Sf5oiQ55uQ5ZKM5rC05ZKM5rCn5rCU77yM5LiN5piv56Kx5oCn5rCn5YyW54mp77yMROmUmeivr+OAgjwvcD4=

2/5单选题

难度：

2.可用于呼吸面具和潜水艇中作为氧气来源的物质是

A	CaCl₂
B	Ca(OH)₂
C	NaCl
D	Na₂O₂

正确答案：RA==

TmE8c3ViPjI8L3N1Yj5PPHN1Yj4yPC9zdWI+K0NPPHN1Yj4yPC9zdWI+PU5hPHN1Yj4yPC9zdWI+Q088c3ViPjM8L3N1Yj4rTzxzdWI+Mjwvc3ViPu+8jOaVhemAiUTjgII=

3/5单选题

难度：

3.取a g某物质在氧气中完全燃烧，将其产物跟足量的过氧化钠固体完全反应，反应后固体的质量恰好也增加了a g．下列物质中不能满足上述结果的是

A	H₂
B	CO
C	C₆H₁₂O₆
D	C₁₂H₂₂O₁₁

正确答案：RA==

5qC55o2uTmE8c3ViPjI8L3N1Yj5PPHN1Yj4yPC9zdWI+4oaSMk5hT0jlkoxOYTxzdWI+Mjwvc3ViPk88c3ViPjI8L3N1Yj7ihpJOYTxzdWI+Mjwvc3ViPkNPPHN1Yj4zPC9zdWI+5Y+v55+l77yM6KaB5ruh6Laz5Y+N5bqU5ZCO5Zu65L2T55qE6LSo6YeP5oGw5aW95Lmf5aKe5Yqg5LqGPGk+YTwvaT4gZ++8jOWImeeJqei0qOW6lOivpea7oei2syhDTyluKEg8c3ViPjI8L3N1Yj4pbe+8jOaJgOS7pemAiemhuUTkuI3og73mu6HotrPvvIznrZTmoYjpgIlE44CC

4/5单选题

难度：

4.分别向下列溶液中加入少量的过氧化钠固体，不会出现浑浊的是

A	Na₂CO₃溶液
B	FeCl₃溶液
C	饱和Ca(OH)₂溶液
D	CuSO₄溶液

正确答案：QQ==

QeS4reeUn+aIkOawouawp+WMlumSoOWSjOawp+awlO+8jOayoeacieayiea3gOOAgjxicj5C5Lit5Lqn55Sf55qE5rCi5rCn5YyW6ZKg5ZKM5rCv5YyW6ZOB5Y+N5bqU55Sf5oiQ5rCi5rCn5YyW6ZOB5rKJ5reA44CCPGJyPkPkuK3nlLHkuo7mtojogJfmurbliYLmsLTvvIzkuJTlj43lupTmlL7ng63vvIzmiYDku6XkvJrmnpDlh7rmsKLmsKfljJbpkpnlm7rkvZPjgII8YnI+ROS4reeUn+aIkOawouawp+WMlumTnOayiea3gO+8jOaJgOS7peetlOahiOmAiUHjgII=

5/5单选题

难度：

5.

在120℃的条件下，总质量为2.1 g的CO与H₂的混合气体在足量的O₂中充分燃烧，然后通过足量的Na₂O₂固体，固体增加的质量为

A	7.2g
B	4.2g
C	2.1g
D	3.6g

正确答案：Qw==

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