Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn<\/p>\n\n\n\n
Acid carboxylic la\u0300 m\u1ed9t trong nh\u01b0\u0303ng ch\u00e2\u0301t ho\u0301a ho\u0323c \u0111\u01b0\u01a1\u0323c s\u01b0\u0309 du\u0323ng t\u01b0\u01a1ng \u0111\u00f4\u0301i ph\u00f4\u0309 bi\u00ea\u0301n. S\u01a1\u0309 di\u0303, chu\u0301ng \u0111o\u0301ng m\u00f4\u0323t vai tro\u0300 v\u00f4 cu\u0300ng quan tro\u0323ng trong vi\u00ea\u0323c sa\u0309n xu\u00e2\u0301t xa\u0300 pho\u0300ng, thu\u00f4\u0301c nhu\u00f4\u0323m, thu\u00f4\u0301c gia\u0309m \u0111au,\u2026 \u01a0\u0309 ba\u0300i vi\u00ea\u0301t l\u00e2\u0300n na\u0300y, ha\u0303y cu\u0300ng Vietlearn nghi\u00ean c\u01b0\u0301u ca\u0301c t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a acid carboxylic nhe\u0301.<\/p>\n\n\n\n
Gia\u0309i \u0111a\u0301p t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a acid carboxylic<\/p>\n\n\n\n
Acid carboxylic la\u0300 gi\u0300?<\/p>\n\n\n\n
Acid carboxylic la\u0300 axit t\u01b0\u01a1ng \u0111\u00f4\u0301i ph\u00f4\u0309 bi\u00ea\u0301n \u0111\u0103\u0323c bi\u00ea\u0323t \u01a1\u0309 ho\u0301a ho\u0323c l\u01a1\u0301p 11. \u0110\u00e2y chi\u0301nh la\u0300 h\u01a1\u0323p ch\u00e2\u0301t h\u01b0\u0303u c\u01a1 \u0111\u01b0\u01a1\u0323c ta\u0323o b\u01a1\u0309i s\u01b0\u0323 li\u00ean k\u00ea\u0301t gi\u01b0\u0303a nho\u0301m \u2013 COOH v\u01a1\u0301i ca\u0301c g\u00f4\u0301c hidrocacbon, hidro ho\u0103\u0323c chi\u0301nh ca\u0301c nho\u0301m \u2013 COOH kha\u0301c.<\/p>\n\n\n\n
Ng\u01b0\u01a1\u0300i ta ph\u00e2n acid carboxylic ra la\u0300m 3 loa\u0323i chi\u0301nh la\u0300:<\/p>\n\n\n\n
Acid carboxynic no \u0111\u01a1n ch\u01b0\u0301c.<\/p>\n\n\n\n
Acid carboxylic kh\u00f4ng no, \u0111\u01a1n ch\u01b0\u0301c, ma\u0323ch h\u01a1\u0309.<\/p>\n\n\n\n
Acid carboxylic no, 2 ch\u01b0\u0301c, ma\u0323ch h\u01a1\u0309.<\/p>\n\n\n\n
<\/p><\/blockquote>\n\n\n\n
Phenol l\u00e0 g\u00ec \u2013 T\u1ea5t t\u1ea7n t\u1eadt c\u00e1c th\u00f4ng tin v\u1ec1 Phenol h\u00f3a 11<\/p>\n\n\n\n
Este la\u0300 gi\u0300 \u2013 \u0110\u00f4\u0300ng ha\u0300nh gia\u0309i \u0111a\u0301p th\u0103\u0301c m\u0103\u0301c ho\u0301a 12 v\u01a1\u0301i Vietlearn<\/p>\n\n\n\n
T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a acid carboxylic<\/p>\n\n\n\n
Ti\u0301nh ch\u00e2\u0301t ho\u0301a ho\u0323c \u0111\u01b0\u01a1\u0323c xem la\u0300 ti\u0301nh ch\u00e2\u0301t v\u00f4 cu\u0300ng quan tro\u0323ng trong vi\u00ea\u0323c quy\u00ea\u0301t \u0111i\u0323nh t\u01a1\u0301i \u01b0\u0301ng du\u0323ng cu\u0309a m\u00f4\u0323t ch\u00e2\u0301t. \u0110\u01b0\u01a1ng nhi\u00ean, acid carboxylic cu\u0303ng kh\u00f4ng pha\u0309i la\u0300 tr\u01b0\u01a1\u0300ng h\u01a1\u0323p ngoa\u0323i l\u00ea\u0323. Chu\u0301ng ta se\u0303 cu\u0300ng ti\u0300m hi\u00ea\u0309u nh\u01b0\u0303ng ti\u0301nh ch\u00e2\u0301t ho\u0301a ho\u0323c cu\u0309a acid carboxylic ngay sau \u0111\u00e2y:<\/p>\n\n\n\n
T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a acid carboxylic \u2013 Ti\u0301nh axit th\u01b0\u01a1\u0300ng<\/p>\n\n\n\n
\u0110\u0103\u0323c \u0111i\u00ea\u0309m \u0111\u00e2\u0300u ti\u00ean cu\u0309a m\u00f4\u0323t axit th\u00f4ng th\u01b0\u01a1\u0300ng \u0111\u01b0\u01a1ng nhi\u00ean la\u0300 kha\u0309 n\u0103ng thay \u0111\u00f4\u0309i ma\u0300u chi\u0309 thi\u0323 cu\u0309a quy\u0300 ti\u0301m. Acid carboxylic la\u0300m \u0111\u00f4\u0309i ma\u0300u quy\u0300 ti\u0301m tha\u0300nh ma\u0300u \u0111o\u0309. Ngo\u00e0i ra, acid carboxylic c\u00f2n mang t\u00ednh ch\u1ea5t c\u1ee7a 1 axit nh\u01b0:<\/p>\n\n\n\n
Ta\u0301c du\u0323ng v\u01a1\u0301i kim loa\u0323i \u0111\u01b0\u0301ng tr\u01b0\u01a1\u0301c H \u2192 mu\u00f4\u0301i + khi\u0301 hidro:<\/p>\n\n\n\n
2R(COOH)x + xMg \u2192 [2R(COO)x]Mgx + xH2\u2191<\/p>\n\n\n\n
2CH3COOH + Mg \u2192 (CH3COO)2Mg + H2\u2191<\/p>\n\n\n\n
Pha\u0309n \u01b0\u0301ng co\u0301 kha\u0309 n\u0103ng nh\u00e2\u0323n bi\u00ea\u0301t axit.<\/p>\n\n\n\n
Ta\u0301c du\u0323ng v\u01a1\u0301i oxit Baz\u01a1 \u2192 mu\u00f4\u0301i + n\u01b0\u01a1\u0301c:<\/p>\n\n\n\n
2R(COOH)x + xNa2O \u2192 2R(COONa)x + xH2O<\/p>\n\n\n\n
2CH3COOH + ZnO \u2192 (CH3COO)2Zn + H2O<\/p>\n\n\n\n
Ta\u0301c du\u0323ng v\u01a1\u0301i Baz\u01a1 \u2192 mu\u00f4\u0301i + n\u01b0\u01a1\u0301c:<\/p>\n\n\n\n
R(COOH)x + xNaOH \u2192 R(COONa)x + xH2O<\/p>\n\n\n\n
CH3COOH + NaOH \u2192 CH3COONa + H2O<\/p>\n\n\n\n
Ta\u0301c du\u0323ng v\u01a1\u0301i mu\u00f4\u0301i cu\u0309a axit y\u00ea\u0301u h\u01a1n \u2192 mu\u00f4\u0301i m\u01a1\u0301i + axit m\u01a1\u0301i:<\/p>\n\n\n\n
R(COOH)x + xNaHCO3 \u2192 R(COONa)x + xH2O + xCO2\u2191<\/p>\n\n\n\n
2CH3COOH + CaCO3 \u2192 (CH3COO)2Ca + H2O + CO2\u2191<\/p>\n\n\n\n
Pha\u0309n \u01b0\u0301ng nh\u00e2\u0323n bi\u00ea\u0301t axit qua mu\u00f4\u0301i cacbonat ho\u0103\u0323c hidrocacbonat<\/p>\n\n\n\n
T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a acid carboxylic \u2013 Ph\u1ea3n \u1ee9ng t\u00e1ch n\u01b0\u1edbc<\/p>\n\n\n\n
2RCOOH P2O5\u2192P2O5 (RCO)2O + H2O<\/p>\n\n\n\n
T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a acid carboxylic \u2013 Kha\u0309 n\u0103ng este ho\u0301a<\/p>\n\n\n\n
R(COOH)x + R\u2019(OH)y \u21d4 Ry(COO)xyR\u2019x + xyH2O (x\u00fac t\u00e1c H2SO4)<\/p>\n\n\n\n
CH3CO-OH + H-O-C2H5 \u21d4 CH3COOC2H5 + H2O (x\u00fac t\u00e1c H2SO4)<\/p>\n\n\n\n
T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a acid carboxylic \u2013 Ph\u1ea3n \u1ee9ng oxi h\u00f3a ho\u00e0n to\u00e0n<\/p>\n\n\n\n
CxHyOz + (x + y\/4 \u2013 z\/2)O2 \u2192 xCO2 + y\/2H2O<\/p>\n\n\n\n
\u2013 N\u1ebfu \u0111\u1ed1t ch\u00e1y axit thu \u0111\u01b0\u1ee3c nCO2 = nH2O th\u00ec axit thu\u1ed9c lo\u1ea1i no, \u0111\u01a1n ch\u1ee9c, m\u1ea1ch h\u1edf:<\/p>\n\n\n\n
CnH2n+1COOH \u2192 (n + 1)CO2 + (n + 1)H2O<\/p>\n\n\n\n
Ch\u00fa \u00fd: HCOOH c\u00f3 ph\u1ea3n \u1ee9ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 an\u0111ehit:<\/p>\n\n\n\n
HCOOH + 2AgNO3 + 4NH3 + H2O \u2192 2NH4NO3 + (NH4)2CO3 + 2Ag<\/p>\n\n\n\n
\u2013 C\u00e1c axit kh\u00f4ng no v\u00e2\u0303n co\u0301 \u0111\u01b0\u01a1\u0323c nh\u01b0\u0303ng ti\u0301nh ch\u00e2\u0301t c\u01a1 ba\u0309n cu\u0309a ca\u0301c hidrocacbon kha\u0301c:<\/p>\n\n\n\n
CH2=CH-COOH + Br2 (dung di\u0323ch) \u2192 CH2Br-CHBr-COOH<\/p>\n\n\n\n
3CH2=CH-COOH + 2KMnO4 + 4H2O \u2192 3CH2OH-CHOH-COOH + 2MnO2 + 2KOH<\/p>\n\n\n\n
S\u1ea3n ph\u1ea9m c\u1ed9ng c\u1ee7a CH2 = CH \u2013 COOH v\u1edbi HX tr\u00e1i v\u1edbi Markovnikov<\/p>\n\n\n\n
\u2013 Axit th\u01a1m c\u00f3 ph\u1ea3n \u1ee9ng th\u1ebf v\u00e0o v\u1ecb tr\u00ed meta.<\/p>\n\n\n\n
\u2013 Axit no c\u00f3 ph\u1ea3n \u1ee9ng th\u1ebf v\u00e0o v\u1ecb tr\u00ed an pha.<\/p>\n\n\n\n
Ph\u01b0\u01a1ng pha\u0301p \u0111i\u00ea\u0300u ch\u00ea\u0301 acid carboxylic d\u1ef1a theo t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a acid carboxylic<\/p>\n\n\n\n
Co\u0301 4 ca\u0301ch c\u01a1 ba\u0309n \u0111\u00ea\u0309 co\u0301 th\u00ea\u0309 \u0111i\u00ea\u0300u ch\u00ea\u0301 ra \u0111\u01b0\u01a1\u0323c acid carboxylic<\/p>\n\n\n\n
Ph\u01b0\u01a1ng pha\u0301p \u0111i\u00ea\u0300u ch\u00ea\u0301 acid carboxylic<\/p>\n\n\n\n
Andehit ta\u0301c du\u0323ng v\u01a1\u0301i Oxi<\/p>\n\n\n\n
R(CHO)x + x\/2 O2 \u2192 R(COOH)x (co\u0301 ch\u00e2\u0301t xu\u0301c ta\u0301c la\u0300 Mn2+ va\u0300 nhi\u00ea\u0323t \u0111\u00f4\u0323)<\/p>\n\n\n\n
Este thu\u0309y ph\u00e2n \u01a1\u0309 m\u00f4i tr\u01b0\u01a1\u0300ng axit<\/p>\n\n\n\n
Ry(COO)xyR\u2019x + xyH2O\u2192 yR(COOH)x + xR\u2019(OH)y<\/p>\n\n\n\n
Trihalogen ta\u0301c du\u0323ng v\u01a1\u0301i dung di\u0323ch NaOH<\/p>\n\n\n\n
RCCl3 + 3NaOH \u2192 RCOOH + 3NaCl + H2O<\/p>\n\n\n\n
Ca\u0301c ph\u01b0\u01a1ng pha\u0301p i\u0301t s\u01b0\u0309 du\u0323ng<\/p>\n\n\n\n
CH3OH + CO \u2192 CH3COOH<\/p>\n\n\n\n
R-X \u2192 R-CN \u2192 RCOOH<\/p>\n\n\n\n
C6H5CH3 \u2192 C6H5COOK \u2192 C6H5COOH<\/p>\n\n\n\n
D\u00e2\u0301u hi\u00ea\u0323u nh\u00e2\u0323n bi\u00ea\u0301t acid carboxylic<\/p>\n\n\n\n
Chuy\u00ea\u0309n quy\u0300 ti\u0300m tha\u0300nh ma\u0300u \u0111o\u0309.<\/p>\n\n\n\n
Ta\u0301c du\u0323ng v\u01a1\u0301i kim loa\u0323i cho ra hidro.<\/p>\n\n\n\n
Ta\u0323o ra CO2 trong ca\u0301c pha\u0309n \u01b0\u0301ng v\u01a1\u0301i mu\u00f4\u0301i cacbonat va\u0300 hidrocacbonat.<\/p>\n\n\n\n
Ta\u0323o k\u00ea\u0301t tu\u0309a khi ta\u0301c du\u0323ng v\u01a1\u0301i ca\u0301c mu\u00f4\u0301i cu\u0309a Ag.<\/p>\n\n\n\n
Axit no kh\u00f4ng la\u0300m m\u00e2\u0301t ma\u0300u dung di\u0323ch Br2 va\u0300 ng\u01b0\u01a1\u0323c la\u0323i.<\/p>\n\n\n\n
La\u0300m m\u00e2\u0301t ma\u0300u dung di\u0323ch thu\u00f4\u0301c ti\u0301m.<\/p>\n\n\n\n
\u01af\u0301ng du\u0323ng cu\u0309a axit cacboxylic<\/p>\n\n\n\n
Acid carboxylic \u0111\u01b0\u01a1\u0323c \u01b0\u0301ng du\u0323ng va\u0300o r\u00e2\u0301t nhi\u00ea\u0300u ca\u0301c nga\u0300nh ngh\u00ea\u0300. Ti\u00eau bi\u00ea\u0309u nh\u01b0 la\u0300:<\/p>\n\n\n\n
Axit axetic \u0111\u01b0\u01a1\u0323c s\u01b0\u0309 du\u0323ng \u0111\u00ea\u0309 la\u0300m polyme, \u0111\u01b0\u01a1\u0323c s\u01b0\u0309 du\u0323ng trong n\u00f4ng nghi\u00ea\u0323p la\u0300m ca\u0301c loa\u0323i thu\u00f4\u0301c di\u00ea\u0323t co\u0309, ch\u00e2\u0301t ki\u0301ch thi\u0301ch c\u00e2y tr\u00f4\u0300ng. B\u00ean ca\u0323nh \u0111o\u0301 co\u0300n s\u01b0\u0309 du\u0323ng trong c\u00f4ng nghi\u00ea\u0323p ch\u00ea\u0301 ta\u0323o thu\u00f4\u0301c nhu\u00f4\u0323m cu\u0300ng r\u00e2\u0301t nhi\u00ea\u0300u ca\u0301c ho\u0301a ch\u00e2\u0301t kha\u0301c.<\/p>\n\n\n\n
Axit benzoic: \u0110\u01b0\u01a1\u0323c s\u01b0\u0309 du\u0323ng \u0111\u00ea\u0309 ch\u00ea\u0301 ta\u0323o ca\u0301c ch\u00e2\u0301t ba\u0309o qua\u0309n th\u01b0\u0323c ph\u00e2\u0309m. Cu\u0303ng du\u0300ng \u0111\u00ea\u0309 ch\u00ea\u0301 ta\u0323o thu\u00f4\u0301c nhu\u00f4\u0323m t\u01b0\u01a1ng t\u01b0\u0323 axetic. B\u00ean ca\u0323nh \u0111o\u0301 co\u0300n \u01b0\u0301ng du\u0323ng va\u0300o trong y d\u01b0\u01a1\u0323c la\u0300m d\u01b0\u01a1\u0323c ph\u00e2\u0309m va\u0300 ca\u0301c ch\u00e2\u0301t sa\u0301t tru\u0300ng, di\u00ea\u0323t khu\u00e2\u0309n. La\u0300 axit th\u01a1m n\u00ean \u0111\u01b0\u01a1\u0323c \u01b0\u0301ng du\u0323ng va\u0300o sa\u0309n xu\u00e2\u0301t ca\u0301c ch\u00e2\u0301t th\u01a1m.<\/p>\n\n\n\n
Ca\u0301c acid carboxylic kha\u0301c: Chu\u0309 y\u00ea\u0301u \u0111\u01b0\u01a1\u0323c du\u0300ng la\u0300m xa\u0300 pho\u0300ng, \u01b0\u0301ng du\u0323ng trong ph\u00e2n ti\u0301ch ho\u0301a ho\u0323c vi\u0300 ta\u0301c du\u0323ng \u0111\u01b0\u01a1\u0323c v\u01a1\u0301i nhi\u00ea\u0300u ch\u00e2\u0301t kha\u0301c. S\u01b0\u0309 du\u0323ng ph\u00f4\u0309 bi\u00ea\u0301n trong t\u00f4\u0309ng h\u01a1\u0323p ch\u00e2\u0301t h\u01b0\u0303u c\u01a1.<\/p>\n\n\n\n
\u01af\u0301ng du\u0323ng cu\u0309a acid carboxylic<\/p>\n\n\n\n
Ca\u0301c da\u0323ng ba\u0300i t\u00e2\u0323p v\u00ea\u0300 axit cacboxylic<\/p>\n\n\n\n
Ba\u0300i t\u00e2\u0323p axit cacboxylic la\u0300 m\u00f4\u0323t trong nh\u01b0\u0303ng da\u0323ng ba\u0300i kha\u0301 c\u01a1 ba\u0309n trong ho\u0301a ho\u0323c. Tu\u0300y va\u0300o t\u01b0\u0300ng tr\u01b0\u01a1\u0300ng h\u01a1\u0323p kha\u0301c nhau ma\u0300 chu\u0301ng ta c\u00e2\u0300n \u0111\u01b0a ra nh\u01b0\u0303ng l\u01a1\u0300i gia\u0309i kha\u0301c nhau. D\u01b0\u01a1\u0301i \u0111\u00e2y la\u0300 ca\u0301c da\u0323ng ba\u0300i t\u00e2\u0323p c\u01a1 ba\u0309n v\u00ea\u0300 axit cacboxylic ma\u0300 ba\u0323n \u0111o\u0323c co\u0301 th\u00ea\u0309 ch\u01b0a bi\u00ea\u0301t:<\/p>\n\n\n\n
Xa\u0301c \u0111i\u0323nh c\u00f4ng th\u01b0\u0301c ph\u00e2n t\u01b0\u0309 t\u01b0\u0300 d\u01b0\u0303 ki\u00ea\u0323n \u0111\u00ea\u0300 ba\u0300i.<\/p>\n\n\n\n
Ca\u0301c ba\u0300i t\u00e2\u0323p v\u00ea\u0300 pha\u0309n \u01b0\u0301ng \u0111\u00f4\u0301t cha\u0301y.<\/p>\n\n\n\n
Ba\u0300i t\u00e2\u0323p \u01a1\u0309 ca\u0301c pha\u0309n \u01b0\u0301ng th\u00ea\u0301 H2<\/p>\n\n\n\n
Ba\u0300i t\u00e2\u0323p v\u00ea\u0300 nhi\u00ea\u0323t ph\u00e2n mu\u00f4\u0301i cacbonat.<\/p>\n\n\n\n
Ba\u0300i t\u00e2\u0323p v\u00ea\u0300 ca\u0301c pha\u0309n \u01b0\u0301ng ta\u0301c du\u0323ng v\u01a1\u0301i nhi\u00ea\u0300u h\u00f4\u0303n h\u01a1\u0323p.<\/p>\n\n\n\n
Tr\u00ean \u0111\u00e2y la\u0300 toa\u0300n b\u00f4\u0323 nh\u01b0\u0303ng ki\u00ea\u0301n th\u01b0\u0301c li\u00ean quan t\u01a1\u0301i chu\u0309 \u0111\u00ea\u0300 t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a acid carboxylic. Hy vo\u0323ng th\u00f4ng qua ba\u0300i vi\u00ea\u0301t, Vietlearn co\u0301 th\u00ea\u0309 gia\u0309i \u0111a\u0301p cho ba\u0323n toa\u0300n b\u00f4\u0323 th\u0103\u0301c m\u0103\u0301c v\u00ea\u0300 chu\u0309 \u0111\u00ea\u0300 na\u0300y. \u0110\u00ea\u0309 co\u0301 th\u00ea\u0309 chinh phu\u0323c ho\u0301a ho\u0323c, ha\u0303y cu\u0300ng \u0111\u00f4\u0300ng ha\u0300nh v\u01a1\u0301i Vietlearn \u01a1\u0309 nh\u01b0\u0303ng ba\u0300i vi\u00ea\u0301t ti\u00ea\u0301p theo nhe\u0301.<\/p>\n\n\n\n
Xem th\u00eam c\u00e1c b\u00e0i vi\u1ebft c\u00f3 n\u1ed9i dung c\u00f9ng ch\u1ee7 \u0111\u1ec1<\/p><\/blockquote>\n\n\n\n
T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a Axit \u2013 H\u1ecdc t\u1ed1t h\u00f3a 9 c\u00f9ng Vietlearn<\/p>\n\n\n\n
V\u00e2\u0323t ly\u0301 l\u1edbp 10: ki\u00ea\u0301n th\u01b0\u0301c c\u01a1 ba\u0309n & ba\u0300i t\u00e2\u0323p \u0111i\u00ea\u0309n hi\u0300nh<\/p>\n\n\n\n
C\u00e1c ph\u01b0\u01a1ng ph\u00e1p nh\u1eadn bi\u1ebft Axit Baz\u01a1 mu\u1ed1i \u2013 H\u00f3<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn Acid carboxylic la\u0300 m\u1ed9t trong nh\u01b0\u0303ng ch\u00e2\u0301t ho\u0301a ho\u0323c \u0111\u01b0\u01a1\u0323c s\u01b0\u0309 du\u0323ng t\u01b0\u01a1ng \u0111\u00f4\u0301i ph\u00f4\u0309 bi\u00ea\u0301n. S\u01a1\u0309 di\u0303, chu\u0301ng \u0111o\u0301ng m\u00f4\u0323t vai tro\u0300 v\u00f4 cu\u0300ng quan tro\u0323ng trong vi\u00ea\u0323c sa\u0309n xu\u00e2\u0301t xa\u0300 pho\u0300ng, thu\u00f4\u0301c nhu\u00f4\u0323m, thu\u00f4\u0301c gia\u0309m \u0111au,\u2026 \u01a0\u0309 ba\u0300i vi\u00ea\u0301t l\u00e2\u0300n na\u0300y, ha\u0303y cu\u0300ng Vietlearn nghi\u00ean c\u01b0\u0301u ca\u0301c […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[8,5],"tags":[],"class_list":["post-941","post","type-post","status-publish","format-standard","hentry","category-hoa-hoc","category-pho-thong"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/941","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=941"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/941\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=941"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=941"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=941"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}