Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: ¿Cuánto metales gaseosos conoces en condicones normales?: 0; 3; 1; 2
Right answer summary: 0
Question state: todo
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: ¿Cuánto metales gaseosos conoces en condicones normales?: 0; 3; 1; 2
Right answer summary: 0
Question state: todo