CAC CONG THIRC C2H60, C3H80 VA C3H602 LA C6NG THUC PHAN TIR CUA 5...

2) Cac cong thirc C

2

H

6

0, C

3

H

8

0 va C

3

H

6

0

2

la c6ng thuc phan tir cua 5 ch�t huu co dan

chirc, m�ch h& A, B, C, D, E. Trong d6:

- A, C, E tac dl)ng duqc v&i Na.

- E tac dl)ng duqc v6i dung djch NaOH, oxi h6a C trong di€u ki�n thich hqp thu duqc E.

- B, D tac dl)ng duqc v6i dung dich NaOH khi dun n6ng va san phfun cua phan t'mg khi cho

D tac dgng v6i dung djch NaOH c6 A.

Xac djnh cong thuc c§.u tf;lo cua cac ch§.t A, B, C, D, Eva vi�t cac phan ung h6a h9c xay ra.

Cau III. (2,0 ilihn):