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ǰλãҳ > 九年级化学《分子和原子》教学设?人教新课标版 - 百度文库

九年级化学《分子和原子》教学设?人教新课标版 - 百度文库

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1Ӻԭӡѧ

̲ҳ 4851ҳ ̲İ汾˽̰ һ

ݿԷΪ֣һɷӺԭӵɵĻ̽ڶ΢۵еһЩԭӵĹ۵㼰ԭıȽϡ

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ѧ꼶ѧϰͻѾԷԭһĵʶеһЩŨ֪֮̽ʶʵ鼼ܵĴѧѿ΢̽ڿͨʵ̽Էӡԭ̽ΪԭӽṹӵĹɡ춨˻

ѧĿ꣺

ѧϰĿ꣺

1 ͨڿѧϰѧҪ֪ɷӡԭӡӼ΢ɣ 2 ѧ΢֪ʶͺ 3 ջѧ仯зӡԭӵ

ѵ㣺

ص㣺ʵĹ΢ӡԭӵһѧ仯е ѵ: ѧ仯зӡԭӵ ġ 塢

ʱƣһʱ ѧ

ʦ PPTչʾһЩʵ3-2ƷˮΪˮ١硢Ʒɢ 1 ѧ߾ʵ̽ʶɲ΢Сɵ롣

 ۲һЩѧ شˮ?? ͼ ̽Ȥ PPTչʾ PPTչʾѧ֤ 1

ѧ۲죬׹ʵ΢ӡӺԭӵʵγ΢̬ʶ Щ΢Сʲôأѧʵ֤Щ΢СӾDZ⽫ҪѧķӺԭӡ 2 ɨ豽ӽṹ 3 ߹ԭγ֡ 顿 һ ΢ ɷӡԭӡӡ Ķ PPTչʾһˮ20ˮΪ1mLƣдԼ1.671021ˮӡ10һˮˮӣÿÿ100ҹͣҪ3ꡣ ϲ˵ʲô ʵ1 PPTչʾʵ̽۲˼2 1 2 ڵġ ĶС˼⡣ 1 С 2 С ѧĶ˼ Сʵ󲢽ͽ 3ͣϢ޹˶ ѧ۲ͽͿѧ ʡ ʵ̽3 PPTչʾ1ʪ·Ϊʲôɣ ѧع˲ҽ ӻ¶Խ˶֪ʶӦ ʪ·ʲôɣ Խ졣 PPTչʾ150mlƾ50mlˮϺǷ100ml 2̬ģ⶯ 1 ѧ۲ʵ鲢̽ 2 ֮м϶>Һ> ߹۲ 顿 2

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1 С 2 ͣϢ޹˶¶Խ/Խ˶Խ졣 3 Ӽм϶һ>Һ> ɡ ӡԭӶǹʵӣ ʲôɣ ͶӰ PPTչʾˮӡӡ΢۽ṹ 顿 ɡ 4ԭӹ ǰѧϰǶ֪ѧ仯ʣǷ仯ˣʷӦ̡ ͶӰˮ PPTչʾ һ ӷӽǶȿˮˮķֱֽ仯ʲôͬ ۶ȼȻ⡣ԷӦĻѧ仯УӺԭӵı仯ڻѧ仯У仯Ƿӻԭӣ 3

˼ӵ ǿԷӽṹʶ ѧ۲ ѧ۲졢˼ά ʦ⻯ѧ仯ʵʡ 顿 ΢۸ͻѧӦ 1ѧ仯ʵʣӦγԭӣԭϳ·ӣۼʡ 2ɷӹɵʣDZʻѧʵСӡ ɡ ֪ʵ΢˷ӻԭӣôԭֱӹɵʱ仯ѧʵʲô 顿 3ԭֱӹɵʱ仯ѧʵΪԭӡ ͶӰ ⡿ С᡿ PPTչʾԭӵıȽϡ PPTչʾϰ ͨջʲôʲôʡ 1 仯ǷӼ϶ڱ󣬻ѧ仯Ƿγԭӣϳ·ӡ 2 ѧ仯ѵǷӣԭӲ شԭ ˵ͬ㡣 ϰ 㱨ջС᱾ѧ ֪ʶ ̼ ع˱Σѧܽᣬѧٻһ飬ӡ ߡ

κ˼

һ Ӻԭ

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1Ӻԭӡѧ ̲ҳ 4851ҳ ̲İ汾˽̰ һ ݿԷΪ֣һɷӺԭӵɵĻ̽ڶ΢۵еһЩԭӵĹ۵㼰ԭıȽϡ ѧ ѧ꼶ѧϰͻѾԷԭһĵʶеһЩŨ֪֮̽ʶʵ鼼ܵĴѧѿ΢̽ڿͨʵ̽Էӡԭ̽ΪԭӽṹӵĹɡ춨˻ ѧĿ꣺ ѧϰĿ꣺ 1 ͨڿѧϰѧҪ֪ɷӡԭӡӼ΢ɣ 2 ѧ΢֪ʶͺ 3

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