7 P-Block Elements (15,16,17,18)
05 OBJ LEVEL 01
04 OBJ LEVEL 01
07 OBJ LEVEL 02
01 INTRO
02 CP OF N
08 OBJ LEVEL 03
10 OBJ PCQS
06 OBJ LEVEL 02
03 PHOS SYN
09 OBJ LEVEL 03
07 OBJ PCQS
04 OBJ LEVEL 01
01 INTRO
05 OBJ LEVEL 02
02 DIOXYGEN
06 OBJ LEVEL 03
03 SULPHUR SYN
09 OBJ LEVEL 03
10 OBJ PCQS
04 CHLORINE
05 HYD CHLORINE
02 CHEM PROP
01 INTRO
06 O O HALOGENS
07 OBJ LEVEL 01
03 FLUORINE
08 OBJ LEVEL 02
09 OBJ LEVEL 03
10 OBJ PCQS
01 INTRO
04 Xe Flr
05 Xe Oxi
02 PP
03 CP
08 OBJ LEVEL 02
07 OBJ LEVEL 01
06 U OF NOB GAS