... Crom, ng, niken, ch , km, bc, vng, thic; cỏc hp cht ca chỳng Phõn bit cht vụ c; chun dung dch; hoỏ hc v phỏt trin kinh t, xó hi, mụi trng Hirocacbon, dn xut halogen, phenol, ancol, cacbohirat, ... le, la, les, me, te, nous, vous, lui, leur Pronoms adverbiaux: en, y Pronom neutre: le Pronoms relatifs: qui, que, dont, o , lequel (auquel, duquel ) Pronoms dộmonstratifs: celui (celui-ci/-l ), ... hc hu c, hirocacbon St, crom, ng, niken, km, ch , thic; cỏc hp cht ca chỳng Dn xut halogen, ancol, phenol Phõn bit mt s cht vụ c Hoỏ hc v phỏt trin kinh t, xó hi, mụi trng Anehit, xeton, axit...