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2015中考化学专题复习课件(二)情境开放题

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2015中考化学 专题总复习课件试题中考题 2015 中考化学 2015中考化学专题复习 中考化学试题 中考化学复习 中考化学总复习 中考化学 专题复习 初中化学中考复习 化学中考试题
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To study and implement the spirit of the two sessions is the primary political task of the educators in 2018. Through the study of the spirit of the two sessions, I have a profound awareness that the key to the prosperity and development of the country lies in the Party, and the key to the all-round rejuvenation of the nation lies in education. The two sessions were held on March 3, and the two sessions have attracted much attention. The Congress of democracy, unity, harmony, and pragmatism has determined the work of economic and social development in 2018, which is of great significance for further promoting scientific development, promoting social harmony, and continuously opening up a new situation for the cause of socialism with Chinese characteristics. At present, the most important political task before us is to concentrate on the two Will spirit study well, carry out well. Reform is still the focus of this year's “two sessions.“ Our party should continue to deepen the reform in an all-round way and unswervingly go on, and promote the modernization of the national governance system and governance ability, which requires the Party to improve its governing ability and efficiency and raise its work level. The anti-corruption issue is also the focus of more efforts, because in the past year, our country has made great progress on the road of fighting corruption and promoting integrity, and has cracked down on many corrupt officials. To those who do not wholeheartedly for the welfare of the people of the government personnel heavy blow and warning. And it is precisely because of the vigorous administration of the party and the state that some public funds eat and drink. Corruption and other phenomena have mostly disappeared, so this year's deep reform 专题突破(二) 情境开放题 考 点 聚 焦 考 点 聚 焦 归 类 示 例归 类 示 例 To study and implement the spirit of the two sessions is the primary political task of the educators in 2018. Through the study of the spirit of the two sessions, I have a profound awareness that the key to the prosperity and development of the country lies in the Party, and the key to the all-round rejuvenation of the nation lies in education. The two sessions were held on March 3, and the two sessions have attracted much attention. The Congress of democracy, unity, harmony, and pragmatism has determined the work of economic and social development in 2018, which is of great significance for further promoting scientific development, promoting social harmony, and continuously opening up a new situation for the cause of socialism with Chinese characteristics. At present, the most important political task before us is to concentrate on the two Will spirit study well, carry out well. Reform is still the focus of this year's “two sessions.“ Our party should continue to deepen the reform in an all-round way and unswervingly go on, and promote the modernization of the national governance system and governance ability, which requires the Party to improve its governing ability and efficiency and raise its work level. The anti-corruption issue is also the focus of more efforts, because in the past year, our country has made great progress on the road of fighting corruption and promoting integrity, and has cracked down on many corrupt officials. To those who do not wholeheartedly for the welfare of the people of the government personnel heavy blow and warning. And it is precisely because of the vigorous administration of the party and the state that some public funds eat and drink. Corruption and other phenomena have mostly disappeared, so this year's deep reform 专题突破(二)┃ 情境开放题 专 题 分 析 考点聚焦 归类示例 凡是具备备解题题条件不充分、结论结论 不唯一或方法多样样性三个特点之一的试题试题 ,都称之为为开放性试试 题题。开放性试题试题 思维维空间间大、灵活性强,不拘泥于教材,情景新、探究性强,解答途径多样样灵活, 能考查查学生的创创新性思维维、创创新能力以及分析解决实际问题实际问题 的能力,引导导学生学以致用,鼓励学生 标标新立异、张扬张扬 个性。对对于培养学生发发散思维维能力具有极其重要的作用。 解题题方法:根据自己的认认知水平和学习习能力,从不同的角度、不同的侧侧面、不同的层层次、不同的 范围围去分析、优优化、选择选择 解决问题问题 的方法和途径,解答只要合理,都可以认为认为 是正确的。 To study and implement the spirit of the two sessions is the primary political task of the educators in 2018. Through the study of the spirit of the two sessions, I have a profound awareness that the key to the prosperity and development of the country lies in the Party, and the key to the all-round rejuvenation of the nation lies in education. The two sessions were held on March 3, and the two sessions have attracted much attention. The Congress of democracy, unity, harmony, and pragmatism has determined the work of economic and social development in 2018, which is of great significance for further promoting scientific development, promoting social harmony, and continuously opening up a new situation for the cause of socialism with Chinese characteristics. At present, the most important political task before us is to concentrate on the two Will spirit study well, carry out well. Reform is still the focus of this year's “two sessions.“ Our party should continue to deepen the reform in an all-round way and unswervingly go on, and promote the modernization of the national governance system and governance ability, which requires the Party to improve its governing ability and efficiency and raise its work level. The anti-corruption issue is also the focus of more efforts, because in the past year, our country has made great progress on the road of fighting corruption and promoting integrity, and has cracked down on many corrupt officials. To those who do not wholeheartedly for the welfare of the people of the government personnel heavy blow and warning. And it is precisely because of the vigorous administration of the party and the state that some public funds eat and drink. Corruption and other phenomena have mostly disappeared, so this year's deep reform 例1[2014·山西]图图Z2-1是同学们们构建的关于氧气的部分知识识网络络,请请你由图图回答: 类型一 条件开放型 归 类 示 例 考点聚焦 归类示例 专题突破(二)┃ 情境开放题 To study and implement the spirit of the two sessions is the primary political task of the educators in 2018. Through the study of the spirit of the two sessions, I have a profound awareness that the key to the prosperity and development of the country lies in the Party, and the key to the all-round rejuvenation of the nation lies in education. The two sessions were held on March 3, and the two sessions have attracted much attention. The Congress of democracy, unity, harmony, and pragmatism has determined the work of economic and social development in 2018, which is of great significance for further promoting scientific development, promoting social harmony, and continuously opening up a new situation for the cause of socialism with Chinese characteristics. At present, the most important political task before us is to concentrate on the two Will spirit study well, carry out well. Reform is still the focus of this year's “two sessions.“ Our party should continue to deepen the reform in an all-round way and unswervingly go on, and promote the modernization of the national governance system and governance ability, which requires the Party to improve its governing ability and efficiency and raise its work level. The anti-corruption issue is also the focus of more efforts, because in the past year, our country has made great progress on the road of fighting corruption and promoting integrity, and has cracked down on many corrupt officials. To those who do not wholeheartedly for the welfare of the people of the government personnel heavy blow and warning. And it is precisely because of the vigorous administration of the party and the state that some public funds eat and drink. Corruption and other phenomena have mostly disappeared, so this year's deep reform (1)请请你写出实验实验 室制取氧气的一个化学方程式: _________________________________________________________________________________ _____________________________________________________________________________ 。 (2)硫在氧气中燃烧烧的现现象是________________________________________________。 Ⅰ、Ⅱ两类类有氧气参加的化学反应应的相同点是____________________________(写一条)。 (3)从正、反两方面举举例说说明氧气与人类类生活的关系: _____________________________________________________。 考点聚焦 归类示例 正,CH4燃烧烧,提供能量;反,铁铁生锈锈,浪费费金属资资源 明亮的蓝蓝紫色火焰,放热热,有刺激性气味的气体生成 都是氧化反应应(或都放出热热量) 专题突破(二)┃ 情境开放题 To study and implement the spirit of the two sessions is the primary political task of the educators in 2018. Through the study of the spirit of the two sessions, I have a profound awareness that the key to the prosperity and development of the country lies in the Party, and the key to the all-round rejuvenation of the nation lies in education. The two sessions were held on March 3, and the two sessions have attracted much attention. The Congress of democracy, unity, harmony, and pragmatism has determined the work of economic and social development in 2018, which is of great significance for further promoting scientific development, promoting social harmony, and continuously opening up a new situation for the cause of socialism with Chinese characteristics. At present, the most important political task before us is to concentrate on the two Will spirit study well, carry out well. Reform is still the focus of this year's “two sessions.“ Our party should continue to deepen the reform in an all-round way and unswervingly go on, and promote the modernization of the national governance system and governance ability, which requires the Party to improve its governing ability and efficiency and raise its work level. The anti-corruption issue is also the focus of more efforts, because in the past year, our country has made great progress on the road of fighting corruption and promoting integrity, and has cracked down on many corrupt officials. To those who do not wholeheartedly for the welfare of the people of the government personnel heavy blow and warning. And it is precisely because of the vigorous administration of the party and the state that some public funds eat and drink. Corruption and other phenomena have mostly disappeared, so this year's deep reform 考点聚焦 归类示例 [方法点拨] 本题涉及面广,根据题中的条件需在所学知识范围内进行检索,可称之为“ 检索式”习题,此类习题可帮助我们整理知识,对解答开放性试题有很大的帮助,学习中可 以通过不同的条件对知识进行检索,培养举一反三、类比联想的能力。 专题突破(二)┃ 情境开放题 To study and implement the spirit of the two sessions is the primary political task of the educators in 2018. Through the study of the spirit of the two sessions, I have a profound awareness that the key to the prosperity and development of the country lies in the Party, and the key to the all-round rejuvenation of the nation lies in education. The two sessions were held on March 3, and the two sessions have attracted much attention. The Congress of democracy, unity, harmony, and pragmatism has determined the work of economic and social development in 2018, which is of great significance for further promoting scientific development, promoting social harmony, and continuously opening up a new situation for the cause of socialism with Chinese characteristics. At present, the most important political task before us is to concentrate on the two Will spirit study well, carry out well. Reform is still the focus of this year's “two sessions.“ Our party should continue to deepen the reform in an all-round way and unswervingly go on, and promote the modernization of the national governance system and governance ability, which requires the Party to improve its governing ability and efficiency and raise its work level. The anti-corruption issue is also the focus of more efforts, because in the past year, our country has made great progress on the road of fighting corruption and promoting integrity, and has cracked down on many corrupt officials. To those who do not wholeheartedly for the welfare of the people of the government personnel heavy blow and warning. And it is precisely because of the vigorous administration of the party and the state that some public funds eat and drink. Corruption and other phenomena have mostly disappeared, so this year's deep reform 类型二 方法开放型 考点聚焦 归类示例 例2[2014·安徽]常温下没有氧气存在时时,铁铁与水几乎不反应应,但高温下,铁铁与水蒸气 能反应应生成一种常见铁见铁 的氧化物和一种气体。小明很好奇,设计设计 如下实验实验 探究铁铁粉与水蒸 气反应应后的产产物。 专题突破(二)┃ 情境开放题 To study and implement the spirit of the two sessions is the primary political task of the educators in 2018. Through the study of the spirit of the two sessions, I have a profound awareness that the key to the prosperity and development of the country lies in the Party, and the key to the all-round rejuvenation of the nation lies in education. The two sessions were held on March 3, and the two sessions have attracted much attention. The Congress of democracy, unity, harmony, and pragmatism has determined the work of economic and social development in 2018, which is of great significance for further promoting scientific development, promoting social harmony, and continuously opening up a new situation for the cause of socialism with Chinese characteristics. At present, the most important political task before us is to concentrate on the two Will spirit study well, carry out well. Reform is still the focus of this year's “two sessions.“ Our party should continue to deepen the reform in an all-round way and unswervingly go on, and promote the modernization of the national governance system and governance ability, which requires the Party to improve its governing ability and efficiency and raise its work level. The anti-corruption issue is also the focus of more efforts, because in the past year, our country has made great progress on the road of fighting corruption and promoting integrity, and has cracked down on many corrupt officials. To those who do not wholeheartedly for the welfare of the people of the government personnel heavy blow and warning. And it is precisely because of the vigorous administration of the party and the state that some public funds eat and drink. Corruption and other phenomena have mostly disappeared, so this year's deep reform 考点聚焦 归类示例 (1)试试管尾部放一团团湿棉花的目的是______________。 (2)探究生成的气体是什么? 用燃着的木条靠近肥皂泡,有爆鸣鸣声,稍后有肥皂泡飘飘到空中。说说明生成的气体是 __________。 (3)探究试试管中剩余固体成分是什么? [查阅资查阅资 料] 提供水蒸气 H2(或氢气) 常见铁见铁 的氧化物FeOFe2O3Fe3O4 颜颜色、状态态黑色粉末红红棕色粉末黑色晶体 能否被磁铁铁吸引否否能 专题突破(二)┃ 情境开放题 To study and implement the spirit of the two sessions is the primary political task of the educators in 2018. Through the study of the spirit of the two sessions, I have a profound awareness that the key to the prosperity and development of the country lies in the Party, and the key to the all-round rejuvenation of the nation lies in education. The two sessions were held on March 3, and the two sessions have attracted much attention. The Congress of democracy, unity, harmony, and pragmatism has determined the work of economic and social development in 2018, which is of great significance for further promoting scientific development, promoting social harmony, and continuously opening up a new situation for the cause of socialism with Chinese characteristics. At present, the most important political task before us is to concentrate on the two Will spirit study well, carry out well. Reform is still the focus of this year's “two sessions.“ Our party should continue to deepen the reform in an all-round way and unswervingly go on, a
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