HOÀN THÀNH PTHH THEO SƠ ĐỒA.CH4 →(1) CH3CL →(2) CH3OH →(3) HC...

1.Hoàn thành PTHH theo sơ đồ

a.CH

4

→

(

1

)

CH

3

Cl

→

(

2

)

CH

3

OH

→

(

3

)

HCHO

→

(

4

)

HCOONH

4

→

(

5

)

HCOONa

→

(

6

)

HCOOH

b. C

2

H

5

OH → C

2

H

4

→ CH

3

CHO → Ag → AgNO

3

c. CH

3

CHO → C

2

H

5

OH → CH

3

COOH → CH

3

COONa → CH

4

→ HCHO

d.

C

2

H

4

Br

2

→ C

2

H

2

C

2

H

4

→ C

2

H

5

OH → CH

3

CHO → CH

3

COOH