Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: La fórmula del hidruro de cobalto(II) es:: Co2H; H2Co; Ninguno de los otros; CoH2
Right answer summary: CoH2
Question state: todo
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: La fórmula del hidruro de cobalto(II) es:: Co2H; H2Co; Ninguno de los otros; CoH2
Right answer summary: CoH2
Question state: todo