文档内容
{#{QQABRYAlwwiQgBYACI77Q01OCQmQkJCRJYoGxRCUKAwqCBNIBAA=}#}{#{QQABRYAlwwiQgBYACI77Q01OCQmQkJCRJYoGxRCUKAwqCBNIBAA=}#}{#{QQABRYAlwwiQgBYACI77Q01OCQmQkJCRJYoGxRCUKAwqCBNIBAA=}#}{#{QQABRYAlwwiQgBYACI77Q01OCQmQkJCRJYoGxRCUKAwqCBNIBAA=}#}高一化学参考答案及评分细则
一、选择题(共15小题,每小题3分,共45分)
题号 1 2 3 4 5 6 7 8 9 10
答案 C A B C A D C D B B
题号 11 12 13 14 15
答案 A D D D C
二、非选择题(共4题,共55分)
16.(14分)
(1)过滤 ................................................................................................................................ (2分)
(写错字给0分)
(2)c ....................................................................................................................................... (2分)
(错选如“ac”或“bc”给0分;答“MgCl ”给0分)
2
(3)盐酸/HCl/氯化氢 ........................................................................................................... (2分)
(4) ................................................................... (2分)
(不写/错写反应条件扣1分;未配平扣1分)
(5)防止Mg、Ti被空气氧化 ............................................................................................. (2分)
(答出“防止Mg被空气氧化”给1分;答出“防止Ti被空气氧化”给1分;只答“作
保护气”不给分)
(6)1000 ................................................................................................................................. (2分)
30 ......................................................................................................................................... (2分)
(答“28~32”均给2分)
17.(14分)
(1) .......................................... (2分)
(不写/错写反应条件扣1分;未写“浓”扣1分;气体符号不写不扣分)
(2)c ....................................................................................................................................... (2分)
(错选如“ac”或“bc”给0分)
(3)防倒吸 ............................................................................................................................ (2分)
尾气处理SO ,防止环境污染 ......................................................................................... (2分)
2
(答“尾气处理”给2分)
(4)(稀)盐酸 .......................................................................................................................... (2分)
(答“稀氯化氢溶液”给2分;答“稀HCl”、“HCl”、“氯化氢”给0分)
产生白色沉淀 ..................................................................................................................... (2分)
(答“产生沉淀”给2分)
(5)95% ................................................................................................................................. (2分)
(答“0.95”等其他合理答案均得 2分)
18.(14分)
(1)吸收 ................................................................................................................................ (1分)
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(2)①负 ................................................................................................................................ (1分)
②O + 4e- + 2H O = 4OH- ................................................................................................ (2分)
2 2
(3) ................................................................................... (2分)
(写“=”扣1分;未标物质状态不扣分)
(4) ! ....................................................................................................................................... (2分)
"
#$ #.$
(答“ ”、“ ”“1.17”、“1.167”等合理答案均给2分)
#% #.%
(5)ce ..................................................................................................................................... (2分)
(少选如“c”给1分;错选如“ac”、“ace”给0分;大写不给分)
(6)bd .................................................................................................................................... (2分)
(少选如“b”给1分;错选如“ab”、“abd”给0分;大写不给分)
19.(13分)
(1)羧基 ............................................................................................................................... (2分)
(答“碳碳双键、羧基”给1分;出现错字不给分)
(2)氧化反应 ........................................................................................................................ (1分)
(答“氧化”给1分)
(3) ........ (2分)
(其他都对但反应条件写错/不全扣1分;不写H O给0分)
2
..................................................................................................... (2分)
(4) 、 ................................................... (2分)
(写正确的键线式给2分;写对1个给1分;答结构式给0分;只写碳架给0分)
(5)cd ..................................................................................................................................... (2分)
(少选如“c”给1分;错选如“ac”、“acd”给0分;大写不给分)
(6)60% ................................................................................................................................. (2分)
(答 “0.6”给2分)
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