00981nam a2200217Ia 4500 CTU_238993 210402s9999 xx 000 0 und d 14000 540.712 Tr431 Lê, Xuân Trọng Hóa học 9 Lê Xuân Trọng (Tổng chủ biên), Cao Thị Thặng, Ngô Văn Vụ Hà Nội Giáo dục Việt Nam 2020 Gồm 5 chương: chương 1 (Các loại hợp chất vô cơ), chương 2 (Kim loại), chương 3 (Phi kim. Sơ lược về Bảng tuần hoàn các nguyên tố hóa học), chương 4 (Hiđrocacbon. Nhiên liệu), chương 5 (Dẫn xuất của Hiđrocacbon. Polime) Chemistry,Hóa học Study and teaching (Secondary),Dạy và học (Trung học) Hải Trung tâm Học liệu Trường Đại học Cần Thơ