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      пW(wng)
      ȫ(gu)վ
      ݌(do) пָ 2024T(mn)пYӍ пɿ(j)ԃ(xn) vп?jn)?sh) п־Ը(bo) 2019пӛ п}𰸴ȫ vпĴȫ (y)
      F(xin)ڵλãп > ֪R(sh)c(din)(k) > лW(xu)֪R(sh)c(din) > W(xu)ʽ >

      2024лW(xu)e(cu)W(xu)ʽ

      (li)ԴW(wng)j(lu)YԴ 2023-08-13 18:00:33

      п}

      ܃(ni)

       

      e(cu)̅R

      1.ʯˮ̼ͨ?x)w(f)ֽⷴ(yng))

      Ca(OH)2+CO2=CaCO3↓+H2O

      F(xin)ʯˮɳ׃

      P(gun)֪R(sh)c(din)@(g)(yng)Á(li)z(yn)̼?x)wĴ

      òz(yn)CaCO3+CO2+H2O=Ca(HCO3)2

      ʧBa(OH)2Һ

      2.Vڿ՚ȼϷ(yng)

      2Mg+O2=2MgO

      F(xin)Vڿ՚Єȼşl(f)ҫ۵İ׹ɰɫĩ

      P(gun)֪R(sh)c(din)(1)@(g)(yng)VԪ؏xB(ti)D(zhun)׃ɻϑB(ti);(2)|(zh)ɫyɫD(zhun)׃ɰɫ(3)V;(4)Vlc(din)ş٣_(d)Vc(din)ûc(din)ȼ;(5)Vܻ˱o(h)VVͿһӺɫo(h)Ĥc(din)ȼǰҪɰĥɃ

      3.ˮͨ늷ֽ⣨ֽⷴ(yng)

      2H2O=2H2↑+O2↑

      F(xin)ͨ늺늘OϳF(xin)wweȼs12

      P(gun)֪R(sh)c(din)(1)Oa(chn)ؓ(f)Oa(chn);(2)weȞ21|(zh)Ȟ18;(3)늽ˮr(sh)ˮA(y)ȼcҺϡ(qing)ˮČ(do);(4)Դֱ

      4.ʯҺˮ(yng)Ϸ(yng)

      CaO+H2O=Ca(OH)2F(xin)󣺰ɫĩܽ

      P(gun)֪R(sh)c(din)(1)K@õҺQ(chng)}Һ׷Q(chng)ʯˮ;(2)еo(w)ɫ̪̪(hu)׃ɼtɫ;(3)ʯ}ʯǚ}(4)l(f)ğ

      5.(sh)(yn)ȡ

      ټӟ⛺ͶiĻ(ֽⷴ(yng))

      2KClO3=MnO2(߻)=2KCl+3O2↑

      P(gun)֪R(sh)c(din)(1)i߻ӿ⛵ķֽٶȻٶ;(2)i|(zh)ͻW(xu)|(zh)ڻW(xu)(yng)ǰ](mi)и׃;(3)(yng)ȫԇеĚwȻ⛺ͶiĻM(jn)зxķǣϴQ(chng)

      ڼӟi(ֽⷴ(yng))

      2KMnO4=K2MnO4+MnO2+O2↑

      P(gun)֪R(sh)c(din)ԇܿҪ޻i⛷ĩ(do)

      ^(gu)Ͷi(ֽⷴ(yng))

      2H2O2=MnO2(߻)=2H2O+O2↑

      ֪ͬR(sh)c(din)(1)ſ՚ⷨռr(sh)(do)Ҫ쵽ƿ·ռúҪ;(2)(sh)(yn)Y(ji)Ҫȳ(do)󳷾ƾˮˮըԇ;(3)ӟr(sh)ԇҪƒAбˮըԇ;(4)ˮⷨռҪȵBm(x)ðռ;(5)ÎǵСľlƿ(yn)M(mn)ƿЙz(yn)Ƿ

      6.ľ̿ڿ՚ȼϷ(yng)

      ȼC+O2=CO2ȼ2C+O2=2CO

      F(xin)ڿ՚аl(f)t;аl(f)׹⣬şһNʹʯˮ׃ğo(w)ɫw

      P(gun)֪R(sh)c(din)(yng)Įa(chn)óʯˮ(li)M(jn)Йz(yn)

      7.ڿ՚⣨⣩ȼϷ(yng)

      S+O2=SO2

      F(xin)ڿ՚ǰl(f)΢ĵ{(ln)ɫǰl(f){(ln)ɫ棬ɟo(w)ɫд̼Ԛw

      P(gun)֪R(sh)c(din)(1)(yng)Įa(chn)ɫʯ(li)z(yn)(ɫ׃ɼtɫ);(2)ڼƿײȷˮAҺ(NaOH)ɵĶ򣬷ֹȾ՚

      8.FzȼϷ(yng)

      3Fe+2O2=Fe3O4

      F(xin)FzЄȼ䣬şɺɫw

      P(gun)֪R(sh)c(din)(1)FzP(pn)ǞcĽ|e;(2)Fz·һc(din)ȼĻǞȼFz;(3)ȻȼM뼯ƿУ̫Fzȫȼ;̫ȼ;(4)ڼƿײ(x)ɳƟRըƿ

      9.tȼϷ(yng)

      4P+5O2=2P2O5

      F(xin)󣺮a(chn)ןş

      P(gun)֪R(sh)c(din)ütׁ(li)y(c)՚⺬

      10.ڿ՚ȼϷ(yng)

      2H2+O2=2H2O

      F(xin)󣺮a(chn){(ln)ɫĻ棬şˮ

      P(gun)֪R(sh)c(din)(1)һNҊ(jin)߀ԭ;(2)c(din)ȼǰһҪz(yn)ļ

      11.ľ̿߀ԭ~ÓQ(yng)

      C+2CuO=2Cu+CO2↑

      F(xin)󣺺ɫĩu׃ɹļtɫ|(zh)ş

      P(gun)֪R(sh)c(din)(1)ľ̿ۺ~䁷M(jn)ԇʹܟe(yng);(2)(do)ͨʯˮ˙z(yn)Ƿa(chn)CO2;(3)ھƾϼӾW(wng)ʹ漯вߜض;(4)ȳ(do)ֹܷʯˮըԇ;(5)ԇsڰѷĩֹƟ~l(f)(yng)CuO;(6)C߀ԭCuO

      12.߀ԭ~ÓQ(yng)

      H2+CuO=Cu+H2O

      F(xin)󣺺ɫĩu׃ɹļtɫ|(zh)ͬr(sh)ԇܿˮ

      P(gun)֪R(sh)c(din)(1)(sh)(yn)_(ki)ʼr(sh)(yng)ͨһΕr(sh)gĿsԇ܃(ni)Ŀ՚;(2)(sh)(yn)Y(ji)(yng)߾ƾߚ⌧(do)ĿǷֹɵ~c՚еY(ji)~

      13.(sh)(yn)ȡ̼?x)w(f)ֽⷴ(yng)

      ʯ(ʯʯ)ϡ}ᷴ(yng)

      CaCO3+2HCl=CaCl2+H2O+CO2↑

      F(xin)󣺰ɫwܽͬr(sh)дݮa(chn)

      P(gun)֪R(sh)c(din)(1)̼}һNɫyܵĹwܽ}е}(li)ȥij|(zh)ле̼};(2)Ý}?yn)}Г]l(f)ԣ]l(f)HClwCO2

      ʹCO2;(3)ϡ?yn)̼}ᷴӳa(chn)CaSO4

      ΢ˮwڹwʹ(yng)ֹͣ;(4)̼}ĩ?yn)鷴?yng)|e(yng)ٶ̫졣

      14.I(y)ȡ̼?x)wֽⷴ(yng)

      ߜџʯʯCaCO3=CaO+CO2↑

      P(gun)֪R(sh)c(din)CaOʯ

      15.һ̼ڿ՚ȼϷ(yng)

      2CO+O2=2CO2

      F(xin)󣺮a(chn){(ln)ɫ

      P(gun)֪R(sh)c(din)(1)һ̼һNҊ(jin)߀ԭ;(2)c(din)ȼǰһҪz(yn)ļ

             ݋]

             2024пĿc(din)֪R(sh)R

       

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