ExamPlay Dark Logo
Ingia

WAEC - Chemistry (2016 - No. 38)

The oxidation number of sulphur is +4 in
Na2S>2O3
H2SO3
H2SO4
SO3

Maoni (0)

Ingia Ili Kutoa Maoni
Tangazo
BrainBehindX Inc Logo
©2026; Inaendeshwa Na BrainBehindX Inc