Cho các phản ứng xảy ra theo sơ đồ sau:
(1) X1 + H2O \(% MathType!MTEF!2!1!+- % feaahqart1ev3aaatCvAUfeBSjuyZL2yd9gzLbvyNv2Caerbw5usTq % vATv2CaerbuLwBLnhiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwz % YbItLDharqqtubsr4rNCHbGeaGqiVGI8VfYJH8YrFfeuY-Hhbbf9v8 % qqaqFr0xc9pk0xbba9q8WqFfeaY-biLkVcLq-JHqpepeea0-as0Fb9 % pgeaYRXxe9vr0-vr0-vqpWqaaiaacaWaamaadaGabiaaeaGaauaaaO % qaamaaoWcaleaacaqGXdGaaeyAaiaabwgacaqGKdGaaeOBaiaabcca % caqGWbGaaeiAaiaabggacaqGIdGaaeOBaaqaaiaabogacaqGVbGaae % y+aiaabccacaqGTbGaaeyyaiaabIpacaqGUbGaae4zaiaabccacaqG % UbGaae4zaiaabggacaqGQdGaaeOBaaGccaGLsgcaaaa!550C! \xrightarrow[{{\text{ có màng ngăn}}}]{{{\text{ điện phân dung dịch}}}}\) X2 + X3 + X4.
(2) X2 + X5 → X6 + BaCO3 + H2O.
(3) X2 + X6 → Na2CO3 + H2O.
(4) X3 + X7 → FeCl3.
Nhận định nào sau đây là sai?
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Lời giải:
Báo sai\(% MathType!MTEF!2!1!+- % feaahqart1ev3aaatCvAUfeBSjuyZL2yd9gzLbvyNv2Caerbw5usTq % vATv2CaeXatLxBI9gBaerbd9wDYLwzYbItLDharuavP1wzZbItLDhi % s9wBH5garqqtubsr4rNCHbGeaGqiVCI8FfYJH8YrFfeuY-Hhbbf9v8 % qqaqFr0xc9pk0xbba9q8WqFfeaY-biLkVcLq-JHqpepeea0-as0Fb9 % pgeaYRXxe9vr0-vr0-vqpWqaaeaabiGaaiaacaqabeaadaabauaaaO % abaeqabaGaamiwamaaBaaaleaacaaIZaaabeaakiaacQdacaWGdbGa % amiBamaaBaaaleaacaaIYaaabeaaaOqaaiaadIfadaWgaaWcbaGaaG % 4naaqabaGccaGG6aGaamOraiaadwgacaWGdbGaamiBamaaBaaaleaa % caaIYaaabeaaaOqaaiaadIfadaWgaaWcbaGaaGOmaaqabaGccaGG6a % GaamOtaiaadggacaWGpbGaamisaaqaaiaadIfadaWgaaWcbaGaaGin % aaqabaGccaGG6aGaamisamaaBaaaleaacaaIYaaabeaaaOqaaiaadI % fadaWgaaWcbaGaaGOnaaqabaGccaGG6aGaamOtaiaadggacaWGibGa % am4qaiaad+eadaWgaaWcbaGaaG4maaqabaaakeaacaWGybWaaSbaaS % qaaiaaiwdaaeqaaOGaaiOoaiaadkeacaWGHbGaaiikaiaadIeacaWG % dbGaam4tamaaBaaaleaacaaIZaaabeaakiaacMcadaWgaaWcbaGaaG % OmaaqabaaakeaacaWGybWaaSbaaSqaaiaaigdaaeqaaOGaaiOoaiaa % d6eacaWGHbGaam4qaiaadYgaaaaa!6710! \begin{gathered} {X_3}:C{l_2} \hfill \\ {X_7}:FeC{l_2} \hfill \\ {X_2}:NaOH \hfill \\ {X_4}:{H_2} \hfill \\ {X_6}:NaHC{O_3} \hfill \\ {X_5}:Ba{(HC{O_3})_2} \hfill \\ {X_1}:NaCl \hfill \\ \end{gathered} \)