写出下列各步变化的化学方程式,并注明反应的类型.快,CH₃- CH₃→ CH₃- CH₂CL↗ CH₂= CH₂ → CH₃- CH₂CLCH三键CH → CHBr=CHBr →CHBr₂-CHBr₂↘ CH₂=CHCL →-【CH
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![写出下列各步变化的化学方程式,并注明反应的类型.快,CH₃- CH₃→ CH₃- CH₂CL↗ CH₂= CH₂ → CH₃- CH₂CLCH三键CH → CHBr=CHBr →CHBr₂-CHBr₂↘ CH₂=CHCL →-【CH](/uploads/image/z/2360928-48-8.jpg?t=%E5%86%99%E5%87%BA%E4%B8%8B%E5%88%97%E5%90%84%E6%AD%A5%E5%8F%98%E5%8C%96%E7%9A%84%E5%8C%96%E5%AD%A6%E6%96%B9%E7%A8%8B%E5%BC%8F%2C%E5%B9%B6%E6%B3%A8%E6%98%8E%E5%8F%8D%E5%BA%94%E7%9A%84%E7%B1%BB%E5%9E%8B.%E5%BF%AB%2CCH%26%238323%3B-+CH%26%238323%3B%E2%86%92+CH%26%238323%3B-+CH%26%238322%3BCL%E2%86%97+CH%26%238322%3B%3D+CH%26%238322%3B+%E2%86%92+CH%26%238323%3B-+CH%26%238322%3BCLCH%E4%B8%89%E9%94%AECH+%E2%86%92+CHBr%3DCHBr+%E2%86%92CHBr%26%238322%3B-CHBr%26%238322%3B%E2%86%98+CH%26%238322%3B%3DCHCL+%E2%86%92-%E3%80%90CH%26%23)
写出下列各步变化的化学方程式,并注明反应的类型.快,CH₃- CH₃→ CH₃- CH₂CL↗ CH₂= CH₂ → CH₃- CH₂CLCH三键CH → CHBr=CHBr →CHBr₂-CHBr₂↘ CH₂=CHCL →-【CH
写出下列各步变化的化学方程式,并注明反应的类型.快,
CH₃- CH₃→ CH₃- CH₂CL
↗ CH₂= CH₂ → CH₃- CH₂CL
CH三键CH → CHBr=CHBr →CHBr₂-CHBr₂
↘ CH₂=CHCL →-【CH₂-CHCL】-n
是方程式,不要那么多的汉字
写出下列各步变化的化学方程式,并注明反应的类型.快,CH₃- CH₃→ CH₃- CH₂CL↗ CH₂= CH₂ → CH₃- CH₂CLCH三键CH → CHBr=CHBr →CHBr₂-CHBr₂↘ CH₂=CHCL →-【CH
CH₃- CH₃→ CH₃- CH₂Cl :CH₃- CH₃+Cl2→CH₃- CH₂Cl+HCl
CH三CH →CH₂= CH₂ :CH三CH+H2→CH₂= CH₂(Ni镍加热)
CH₂= CH₂→ CH₃- CH₂CL:CH₂= CH₂+HCl → CH₃- CH₂CL
CH三键CH → CHBr=CHBr :CH三键CH +Br2 → CHBr=CHBr
CHBr=CHBr →CHBr₂-CHBr₂:CHBr=CHBr +Br2→CHBr₂-CHBr₂
CH三键CH →CH₂=CHCL :CH三键CH +HCl→CH₂=CHCl
CH₂=CHCL →-【CH₂-CHCL】-n:nCH₂=CHCL →-【CH₂-CHCL】-n(一定条件)
2H2O2 =MnO2或其他重金属离子或重金属氧化物= 2H2O + O2(气体符号),分解反应
O2 + 2H2 =点燃= 2H2O 化合反应
上面反应的逆反应,加气体符号,条件变成电解;分解反应
3Fe + 2O2 =点燃= Fe3O4;化合反应