ADMICRO

Cho sơ đồ chuyển hoá giữa các hợp chất của crom:

Cr(OH)3 \(% MathType!MTEF!2!1!+- % feaahqart1ev3aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn % hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr % 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq-Jc9 % vqaqpepm0xbba9pwe9Q8fs0-yqaqpepae9pg0FirpepeKkFr0xfr-x % fr-xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaWaa4ajaSqaai % aabUcacaqGlbGaae4taiaabIeaaeqakiaawkziaaaa!3AA5! \xrightarrow{{{\text{ + KOH}}}}\) X \(% MathType!MTEF!2!1!+- % feaahqart1ev3aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn % hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr % 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq-Jc9 % vqaqpepm0xbba9pwe9Q8fs0-yqaqpepae9pg0FirpepeKkFr0xfr-x % fr-xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaWaa4ajaSqaai % abgUcaRiaabIcacaqGdbGaaeiBamaaBaaameaacaqGYaaabeaaliaa % bUcacaqGlbGaae4taiaabIeacaqGPaaabeGccaGLsgcaaaa!3F80! \xrightarrow{{ + {\text{(C}}{{\text{l}}_{\text{2}}}{\text{ + KOH)}}}}\)Y\(% MathType!MTEF!2!1!+- % feaahqart1ev3aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn % hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr % 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq-Jc9 % vqaqpepm0xbba9pwe9Q8fs0-yqaqpepae9pg0FirpepeKkFr0xfr-x % fr-xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaWaa4ajaSqaai % aabUcacaqGibWaaSbaaWqaaiaabkdaaeqaaSGaae4uaiaab+eadaWg % aaadbaGaaeinaaqabaaaleqakiaawkziaaaa!3C89! \xrightarrow{{{\text{ + }}{{\text{H}}_{\text{2}}}{\text{S}}{{\text{O}}_{\text{4}}}}}\) Z\(% MathType!MTEF!2!1!+- % feaahqart1ev3aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn % hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr % 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq-Jc9 % vqaqpepm0xbba9pwe9Q8fs0-yqaqpepae9pg0FirpepeKkFr0xfr-x % fr-xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaWaa4ajaSqaai % aabUcacaqGOaGaaeOraiaabwgacaqGtbGaae4tamaaBaaameaacaqG % 0aaabeaaliaabUcacaqGibWaaSbaaWqaaiaabkdaaeqaaSGaae4uai % aab+eadaWgaaadbaGaaeinaaqabaWccaqGPaaabeGccaGLsgcaaaa!42D6! \xrightarrow{{{\text{ + (FeS}}{{\text{O}}_{\text{4}}}{\text{ + }}{{\text{H}}_{\text{2}}}{\text{S}}{{\text{O}}_{\text{4}}}{\text{)}}}}\) T

Các chất X, Y, Z, T theo thứ tự là:

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