I. From the list below select the Container that depict an element in the gas phase.

1) A

2) B

3) C

4) E

5) F

6) H

II. A compound in the gaseous phase

1) B

2) C

3) F

4) M

5) Q

6) R

III. A homogeneous mixture in the solid phase

1) E

2) I

3) K

4) N

5) R

6) T

IV. A heterogeneous mixture in the liquid phase

1) D

2) I

3) L

4) N

5) Q

6) T

V. Which of the following pairs of diagram represents a chemical reaction

1) E --> H

2) S --> E

3) C --> G

4) I --> Q

5) R --> N

6) A --> O