12

88

2

11. 2 ().

2.

123123

CHO

2. A. B. C. D. CD

3.

%48.6026.307.734.75

%65 18103

4.31 24

5.12 3

1. _____

2.______

3. 1 1 2

5. A. B. C. D.

6. 4. A . B . C . D .CDCH

1.CA CL he mg 1 H O N2He Fe Zn

2. 1 2H Fe 3H3

H

2H 2H2

C12123

2 n 2PCuNnH2O

H He Li Be B C N O F Ne Na Mg Al Si P S Cl Ar K Ca

Mn Fe Cu Zn Ag Ba Hg Au

172891034==

121 2

1. A B C D2. AMN BCu CNa DAl3. A B C D4. A B C D

5.S A B C D6.ACM A________C________M________7.______________________________

6.ABCDEFG__________________7.150mg65mg1.5mg2mg1mg ( ) A B C D8. N Fe Ba O S Cl C Ne Na9.1H__22H__

*******