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{"id":744,"date":"2016-09-26T04:06:10","date_gmt":"2016-09-26T04:06:10","guid":{"rendered":"http:\/\/vuhoangco.com.vn\/en\/?post_type=product&p=744"},"modified":"2016-10-06T09:41:23","modified_gmt":"2016-10-06T09:41:23","slug":"dong-sunphat-cuso4-5h2o","status":"publish","type":"product","link":"http:\/\/vuhoangco.com.vn\/en\/product\/dong-sunphat-cuso4-5h2o\/","title":{"rendered":"\u0110\u1ed3ng sunphat – CuSO4.5H2O"},"content":{"rendered":"T\u00ednh ch\u1ea5t v\u1eadt l\u00fd:\u00a0<\/strong><\/em>D\u1ea1ng khan c\u1ee7a CuSO4 c\u00f3 m\u00e0u tr\u1eafng, d\u1ea1ng th\u01b0\u1eddng c\u00f3 m\u00e0u xanh lam (CuSO4.5H2O). \u0110\u1ec3 trong kh\u00f4ng kh\u00ed r\u00e3 d\u1ea7n, tr\u00ean b\u1ec1 m\u1eb7t c\u00f3 c\u1ea5u t\u1ea1o l\u00e0 [CU(H2O)]SO4.H2O.<\/p>\nT\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc:\u00a0<\/em><\/strong><\/p>\n\u0110\u1ed3ng (II) sulfat pentahydrat ph\u00e2n h\u1ee7y tr\u01b0\u1edbc khi tan ch\u1ea3y \u1edf 150 \u00b0 C (302 \u00b0 F) , m\u1ea5t hai ph\u00e2n t\u1eed n\u01b0\u1edbc \u1edf 63 \u00b0 C (145 \u00b0 F) , theo sau b\u1edfi hai t\u1ea1i 109 \u00b0 C (228 \u00b0 F) v\u00e0 n\u01b0\u1edbc cu\u1ed1i c\u00f9ng ph\u00e2n t\u1eed \u1edfnhi\u1ec7t \u0111\u1ed9 200 \u00b0 C (392 \u00b0 F) . [ 4 ] [ 5 ]<\/p>\n
M\u1ea5t n\u01b0\u1edbc ti\u1ec1n thu \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1ch ph\u00e2n h\u1ee7y c\u1ee7a c\u00e1c tetraaquacopper (2) ph\u00e2n n\u01b0a, hai nh\u00f3m th\u1ee7y s\u1ea3n \u0111\u1ed1i l\u1eadp b\u1ecb m\u1ea5t \u0111\u1ec3 cung c\u1ea5p cho ph\u00e2n n\u01b0a m\u1ed9t diaquacopper (2 +). B\u01b0\u1edbc kh\u1eed n\u01b0\u1edbc th\u1ee9 hai x\u1ea3y ra v\u1edbi hai th\u1ee9c nh\u00f3m th\u1ee7y s\u1ea3n b\u1ecb m\u1ea5t. To\u00e0n b\u1ed9 m\u1ea5t n\u01b0\u1edbc x\u1ea3y ra khi c\u00e1c ph\u00e2n t\u1eed n\u01b0\u1edbc kh\u00f4ng b\u1ecb r\u00e0ng bu\u1ed9c duy nh\u1ea5t b\u1ecb m\u1ea5t.<\/div>\n
T\u1ea1i 650 \u00b0 C (1202 \u00b0 F) , \u0111\u1ed3ng sunfat (II) ph\u00e2n h\u1ee7y th\u00e0nh oxit (II) \u0111\u1ed3ng (CuO) v\u00e0 tri\u00f4x\u00edt l\u01b0u hu\u1ef3nh (SO 3 ).<\/div>\n
M\u00e0u xanh c\u1ee7a n\u00f3 l\u00e0 do n\u01b0\u1edbc hydrat h\u00f3a. Khi b\u1ecb nung n\u00f3ng trong m\u1ed9t ng\u1ecdn l\u1eeda m\u1edf c\u00e1c tinh th\u1ec3 m\u1ea5t n\u01b0\u1edbc v\u00e0 bi\u1ebfn m\u00e0u x\u00e1m tr\u1eafng. [ 6 ]<\/div>\n
\u0110\u1ed3ng sunfat ph\u1ea3n \u1ee9ng v\u1edbi axit hydrochloric t\u1eadp trung r\u1ea5t m\u1ea1nh m\u1ebd. Trong ph\u1ea3n \u1ee9ng c\u00e1c gi\u1ea3i ph\u00e1p xanh c\u1ee7a \u0111\u1ed3ng (II) chuy\u1ec3n sang m\u00e0u xanh, do s\u1ef1 h\u00ecnh th\u00e0nh c\u1ee7a tetrachlorocuprate (II):<\/div>\n
<\/div>\n
Cu 2 + + 4 Cl – \u2192 CuCl 2 –\u00a04<\/div>\n
N\u00f3 c\u0169ng ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c kim lo\u1ea1i h\u01a1n ph\u1ea3n \u1ee9ng v\u1edbi \u0111\u1ed3ng (v\u00ed d\u1ee5 nh\u01b0 Mg, Fe, Zn, Al, Sn, Pb, …):<\/div>\n
<\/div>\n
CuSO 4 + Zn \u2192 ZnSO 4 + Cu<\/div>\n
CuSO 4 + Fe \u2192 FeSO 4 + Cu<\/div>\n
CuSO 4 + Mg \u2192 MgSO 4 + Cu<\/div>\n
CuSO 4 + Sn \u2192 SnSO 4 + Cu<\/div>\n
3 CuSO 4 + 2 Al \u2192 Al 2 (SO 4 ) 3 + 3 Cu<\/div>\n
\u0110\u1ed3ng h\u00ecnh th\u00e0nh \u0111\u01b0\u1ee3c l\u1eafng \u0111\u1ecdng tr\u00ean b\u1ec1 m\u1eb7t c\u1ee7a c\u00e1c kim lo\u1ea1i kh\u00e1c. Ph\u1ea3n \u1ee9ng d\u1eebng l\u1ea1i khi kh\u00f4ng c\u00f3 b\u1ec1 m\u1eb7t t\u1ef1 do c\u1ee7a kim lo\u1ea1i l\u00e0 hi\u1ec7n t\u1ea1i n\u1eefa.<\/div>\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
C\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc : CuSO4.5H2O<\/b><\/p>\n
T\u00ean h\u00f3a h\u1ecdc : Sunphat \u0111\u1ed3ng; Copper sulfate; Cupric sulfate; Blue vitriol; Bluestone; Chalcanthite<\/strong><\/p>\nXu\u1ea5t x\u1ee9: \u0110\u00e0i Loan , Trung Qu\u1ed1c<\/b><\/p>\n
Qui c\u00e1ch :\u00a025 kg\/bao<\/strong><\/p>\n","protected":false},"featured_media":756,"comment_status":"open","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"http:\/\/vuhoangco.com.vn\/en\/wp-json\/wp\/v2\/product\/744"}],"collection":[{"href":"http:\/\/vuhoangco.com.vn\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"http:\/\/vuhoangco.com.vn\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"http:\/\/vuhoangco.com.vn\/en\/wp-json\/wp\/v2\/comments?post=744"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/vuhoangco.com.vn\/en\/wp-json\/wp\/v2\/media\/756"}],"wp:attachment":[{"href":"http:\/\/vuhoangco.com.vn\/en\/wp-json\/wp\/v2\/media?parent=744"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}