A) -2, -2, 0, +2
33. (00-9-15) C2H4, CH3OH, H2CO va HCOOH birikmalarda uglerodning oksidlanish darajasini korsating.
A) -2, -2, 0, +2 B) -2, -2, +2, 0 C)-2, +2, 0, +2 D)-2,-2, 0,-2
A) -2, -2, 0, +2
33. (00-9-15) C2H4, CH3OH, H2CO va HCOOH birikmalarda uglerodning oksidlanish darajasini korsating.
A) -2, -2, 0, +2 B) -2, -2, +2, 0 C)-2, +2, 0, +2 D)-2,-2, 0,-2
Ответ: |
Сборник: Kimyo
Параграф:
10. Valentlik va oksidlanish darajasi
DTM тестирование онлайн | DTM test online