{"id":87897,"date":"2022-10-05T09:39:50","date_gmt":"2022-10-05T02:39:50","guid":{"rendered":"http:\/\/httl.com.vn\/wiki\/khi-da-la-gi\/"},"modified":"2022-10-05T09:39:50","modified_gmt":"2022-10-05T02:39:50","slug":"khi-da-la-gi","status":"publish","type":"post","link":"https:\/\/httl.com.vn\/wiki\/khi-da-la-gi\/","title":{"rendered":"Kh\u00ed \u0110\u00e1 L\u00e0 G\u00ec, Nh\u1eefng \u1ee8ng D\u1ee5ng N\u1ed5i B\u1eadt C\u1ee7a Ch\u1ea5t N\u00e0y?"},"content":{"rendered":"
Kh\u00ed \u0111\u00e1 l\u00e0 g\u00ec <\/strong> Kh\u00f4ng ph\u1ea3i ai c\u0169ng gi\u1ea3i th\u00edch \u0111\u01b0\u1ee3c. N\u00f3 l\u00e0 m\u1ed9t trong nh\u1eefng ch\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong cu\u1ed9c s\u1ed1ng hi\u1ec7n nay. Trong b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y, V\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng Xieha <\/strong> s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a v\u00e0 \u1ee9ng d\u1ee5ng r\u00f5 r\u00e0ng c\u1ee7a h\u1ee3p ch\u1ea5t n\u00e0y. <\/p>\n Nhi\u1ec1u ng\u01b0\u1eddi kh\u00f4ng bi\u1ebft tr\u1ea3 l\u1eddi khi \u0111\u01b0\u1ee3c h\u1ecfi kh\u00ed \u0111\u00e1 l\u00e0 g\u00ec. Nh\u01b0ng khi \u0111\u01b0\u1ee3c h\u1ecfi Land of Lights l\u00e0 g\u00ec, nhi\u1ec1u ng\u01b0\u1eddi \u0111\u00e3 g\u1ecdi nh\u1eefng c\u00e1i t\u00ean quen thu\u1ed9c. Tr\u00ean th\u1ef1c t\u1ebf, ch\u1ea5t kh\u00ed l\u00e0 ng\u1ecdn \u0111\u00e8n c\u1ee7a tr\u00e1i \u0111\u1ea5t. C\u00f3 th\u1ec3 g\u1ecdi \u0111\u00e1 gas l\u00e0 \u0111\u00e8n \u0111\u1ea5t v\u00e0 ng\u01b0\u1ee3c l\u1ea1i. <\/p>\n Kh\u00ed \u0111\u00e1 l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 cacbua canxi ho\u1eb7c cacbua canxi. C\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc c\u1ee7a kh\u00ed \u0111\u00e1 l\u00e0 CaC2. Kh\u00ed \u0111\u00e1 c\u00f3 nhi\u1ec1u m\u00e0u s\u1eafc \u0111a d\u1ea1ng nh\u01b0 \u0111en, tr\u1eafng \u0111\u1eadm, x\u00e1m, n\u00e2u\u2026 t\u00f9y theo k\u00edch th\u01b0\u1edbc v\u00e0 t\u1ea1p ch\u1ea5t. \u0110\u00e1 vi\u00ean ph\u00e1t ra m\u00f9i h\u0103ng kh\u00f3 ch\u1ecbu khi b\u1ecb \u01b0\u1edbt. <\/p>\n \u0110\u1ecdc th\u00eam: \u0110\u00e1 l\u1eeda l\u00e0 g\u00ec v\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa \u0111\u00e1 l\u1eeda v\u00e0 \u0111\u00e1 l\u1eeda l\u00e0 g\u00ec? <\/strong> <\/p>\n N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c c\u1ee7a cu\u1ed9c s\u1ed1ng nh\u01b0 giao th\u00f4ng v\u1eadn t\u1ea3i, h\u00e0ng h\u00f3a, n\u00f4ng nghi\u1ec7p, c\u00f4ng nghi\u1ec7p, c\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t, v.v. Ng\u01b0\u1eddi ta c\u00f2n d\u00f9ng kh\u00ed \u0111\u1ec3 l\u00e0m n\u1edf hoa qu\u1ea3 cho nhanh ch\u00edn. Trong ph\u1ea7n ti\u1ebfp theo, ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a \u0111\u00e1 v\u00e0 kh\u00ed. <\/p>\n Kh\u00ed \u0111\u00e1 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong cu\u1ed9c s\u1ed1ng hi\u1ec7n \u0111\u1ea1i. Khi \u0111\u01b0\u1ee3c h\u1ecfi v\u1ec1 kh\u00ed \u0111\u00e1 l\u00e0 g\u00ec <\/strong> v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn l\u00e0 g\u00ec, m\u1ed9t s\u1ed1 c\u00e1ch s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t nh\u01b0 sau: <\/p>\n S\u1eed d\u1ee5ng \u0111\u00e1 kh\u00ed \u1edf quy m\u00f4 l\u1edbn C\u00f4ng nghi\u1ec7p s\u1ea3n xu\u1ea5t axetylen. B\u1eb1ng c\u00e1ch ph\u1ea3n \u1ee9ng v\u1edbi n\u01b0\u1edbc, n\u01b0\u1edbc \u0111\u00e1 t\u1ea1o ra axetylen. \u0110\u00e2y \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t trong nh\u1eefng \u1ee9ng d\u1ee5ng ch\u00ednh c\u1ee7a ch\u1ea5t. C\u00f4ng th\u1ee9c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc l\u00e0 CaC2 2 H2O \u2192 C2H2 Ca (OH) 2. <\/p>\n Kh\u00ed n\u01b0\u1edbc \u0111\u00e1 ph\u1ea3n \u1ee9ng v\u1edbi nit\u01a1 \u1edf nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ec3 t\u1ea1o th\u00e0nh canxi xyanamit. Ch\u1ea5t n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ph\u00e2n b\u00f3n. C\u00f4ng th\u1ee9c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc l\u00e0 CaC2 N2 \u2192 CaCN2 C. <\/p>\n LPG c\u0169ng \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong s\u1ea3n xu\u1ea5t th\u00e9p. Do \u0111\u00f3, n\u00f3 s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 kh\u1eed l\u01b0u hu\u1ef3nh s\u1eaft \/ gang tr\u1eafng \/ gang x\u00e1m \/ th\u00e9p, l\u00e0m nhi\u00ean li\u1ec7u cho s\u1ea3n xu\u1ea5t th\u00e9p v\u00e0 \u0111\u1ec3 h\u00f3a l\u1ecfng m\u1ea1t s\u1eaft. Ngo\u00e0i ra, kh\u00ed \u0111\u00e1 c\u00f2n c\u00f3 th\u1ec3 ng\u0103n c\u1ea3n qu\u00e1 tr\u00ecnh oxy h\u00f3a c\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c b\u1ecdc kim lo\u1ea1i. <\/p>\n Kh\u00ed \u0111\u00e1 l\u00e0 g\u00ec? <\/h2>\n
\u1ee8ng d\u1ee5ng c\u1ee7a kh\u00ed \u0111\u00e1 trong \u0111\u1eddi s\u1ed1ng h\u00e0ng ng\u00e0y <\/h2>\n
S\u1ea3n xu\u1ea5t axetylen: <\/h3>\n
H\u00ecnh th\u00e0nh canxi xyanamit: <\/h3>\n
S\u1ea3n xu\u1ea5t th\u00e9p: <\/h3>\n