青海三江源民族中学2026-2027学年九年级上学期11月期中考试化学试题(无答案)

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2026-2027学年第一学期九年级化学学科期中考试试卷

本试卷满分60分

注意事项:

1.答题前填写好自己的姓名、班级、考号等信息填写清楚。

2.用中性笔或钢笔答在答题卡相应位置。

第I卷(选择题)

一、单选题(本题共14小题,每题2分,共28分)

1.绿水青山就是金山银山。关于化学、物质、人类活动和环境问题的认识,合理的是(     )

A.化学是环境污染的主因,没有化学,就不会产生环境问题

B.有毒的化学物质是环境污染的主因,应禁止使用

C.解决环境问题,应从源头禁止排放污染物,而不应先排放后治理

D.化工生产是环境污染的主因,化工生产一定会导致环境污染

2.笔、墨、纸、砚被誉为“文房四宝”。下列制作“文房四宝”的相关工艺中涉及化学变化的是(     )

A.伐竹制笔 B.烧炭集墨 C.模剪纸张 D.开石磨光

3.运输烟花爆竹的车辆不适合张贴的标识是(     )

A. 禁止放易燃物  B.图片包含 游戏机AI 生成的内容可能不正确。禁止烟火

C.可回收物   D.当心爆炸物

4.下列化学实验操作正确的是(     )

A.取用固体药品  B. 给液体加热

C. 闻气体气味 D.检查装置气密性

5.下列物质中属于纯净物的是(     )

A.海水 B.可口可乐 C.冰水混合物 D.清新的空气

6.下列实验现象描述正确的是(     )

A.红磷在空气中燃烧,生成大量白色烟雾

B.木炭在氧气中燃烧,发出白光,生成黑色固体

C.细铁丝在氧气中燃烧,火星四射,生成四氧化三铁

D.硫在氧气中燃烧发出蓝紫色火焰,生成一种有刺激性气味的气体

7.空气中含量较多且化学性质不活泼的气体是(     )page number 0

 

 

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A.氧气 B.氮气 C.二氧化碳 D.水蒸气

8.下列物质的用途主要与其化学性质有关的是(     )

A.金刚石用于切割玻璃

B.高粱常用于酿制白酒

C.铜常用来制电线、电缆

D.干冰可用于人工降雨

9.下列化学反应中,既不是化合反应也不是分解反应的是(     )

A.木炭+氧气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二氧化碳

B.二氧化碳+碳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一氧化碳

C.氧化汞eqWmf183GmgAAAAAAAEACwAIACQAAAACRXgEACQAAA6EBAAACAJ0AAAAAAAUAAAACAQEAAAAFAAAAAQL///8ABQAAAC4BGQAAAAUAAAALAgAAAAAFAAAADALAAkACCwAAACYGDwAMAE1hdGhUeXBlAAAwABIAAAAmBg8AGgD/////AAAQAAAAwP///7f///8AAgAAdwIAAAUAAAAJAgAAAAIFAAAAFAJgAloAHAAAAPsCgP4AAAAAAACQAQAAAAEAAgAQU3ltYm9sAHVDcoN1QAAAAPDOOQARPYF1+A+HdQAAAAAEAAAALQEAAAkAAAAyCgAAAAABAAAArgAAAwUAAAAUAgIBNgAcAAAA+wIg/wAAAAAAAJABAAAAhgACAADLzszlAA+HdUNyg3VAAAAA8M45ABE9gXX4D4d1AAAAAAQAAAAtAQEABAAAAPABAAAKAAAAMgoAAAAAAgAAALzT4AAAABwAAAD7AiD/AAAAAAAAkAEAAACGAAIAAMvOzOUAD4d1Q3KDdUAAAADwzjkAET2BdfgPh3UAAAAABAAAAC0BAAAEAAAA8AEBAAoAAAAyCgAAAAACAAAAyMjAAQAAnQAAACYGDwAwAUFwcHNNRkNDAQAJAQAACQEAAERlc2lnbiBTY2llbmNlLCBJbmMuAAUBAAcIRFNNVDcAARNXaW5BbGxCYXNpY0NvZGVQYWdlcwARBVRpbWVzIE5ldyBSb21hbgARA1N5bWJvbAARBUNvdXJpZXIgTmV3ABEETVQgRXh0cmEAE1dpbkFsbENvZGVQYWdlcwARBsvOzOUAEgAIIS8n8l8hjyEvR19BUPIfHkFQ9BUPQQD0RfQl9I9CX0EA9BAPQ19BAPIfIKXyCiX0jyH0EA9BAPQPSPQX9I9BAPIaX0RfRfRfRfRfQQ8MAQABAAECAgICAAIAAQEBAAMAAQAEAAUACgEAAwAXIAABABAAAAAAAAAADwECBIaSIa4ACw8AAQEBAA8BAgCMoFICAIztcAAAAAAKAAAAJgYPAAoA/////wEAAAAAABwAAAD7AhAABwAAAAAAvAIAAACGAQICIlN5c3RlbQB1egCKAgAACgAGAAAAegCKAgEAAADo2DkABAAAAC0BAQAEAAAA8AEAAAMAAAAAAA==汞+氧气

D.乙炔+氧气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二氧化碳+水

10.下列空气中各成分的用途不正确的是(     )

A.氧气用于医疗急救

B.二氧化碳用于供给呼吸

C.氮气用于食品防腐

D.稀有气体用于霓虹灯

11.在某次化学实验操作技能考试中,甲同学抽到“试题三:给液体加热”。考试结束时,老师发现他使用的试管破裂了,其原因可能是(     )

A.试管口对着自己或他人

B.液体的量超过试管容积的1/3

C.没有擦干试管外壁的水便开始加热

D.用外焰加热

12.用过氧化氢溶液制取氧气时,若忘记加二氧化锰,其结果是(     )

A.放出氧气的速率慢

B.不放出氧气

C.放出氧气的总量会减少

D.放出的氧气不纯

13.在“探究氧气的性质”实验中,李强同学取一段铁丝窗网上的细铁丝,在自己收集到的氧气中做“铁丝在氧气中燃烧”的实验,结果没有观察到“火星四射”的现象。造成此实验失败的原因不可能是(     )

A.收集到的氧气太少或纯度太低

B.铁丝生锈

C.集气瓶底部没有铺一层细沙

D.铁丝的一端没有系火柴梗page number 1

 

 

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