Определите валентности элементов в следующих соединениях с кислородом: а) CuO, б...

September 2021 1 14 Report

Определите валентности элементов в следующих соединениях с кислородом: а) CuO, б) SO2, в) N2O5, г) FeO, д) SO3, е) Cu2o, ж) Fe2O3. Заранее спасибо.

Answers & Comments

LevaVeha У кислорода валентность всегда 2
а) CuO, Сu(2)
б) SO2 S(4)
в) N2O5 N(5)
г) FeO Fe(2)
д) SO3 S(6)
е) Cu2O Cu(1)
ж) Fe2O3 Fe(3)
только валентность пишется латинскими цифрами

30 votes Thanks 46

Report what they said or asked. Use the verbs told ( sb), explained ( to sb), as...

Answer

Milaya2704 July 2022 | 0 Ответы

Report what they said or asked. Use the verbs told ( sb), explained ( to sb), as...

Answer

Milaya2704 July 2022 | 0 Ответы

uchityvaya chto valentnost sery v sulfidah ravna dvum opredelite valentnosti ele

Answer

Milaya2704 August 2021 | 0 Ответы

napishite formuly vozmozhnyh oksidov hlora uchityvaya chto hlor mozhet imet valentnos

Answer

Milaya2704 August 2021 | 0 Ответы

napishite formuly vozmozhnyh oksidov azota uchityvaya chto azot mozhet imet valentnos

Answer

Answers & Comments

Report what they said or asked. Use the verbs told ( sb), explained ( to sb), as...

Report what they said or asked. Use the verbs told ( sb), explained ( to sb), as...

napisat pismo ot imeni i na imya personazha russkoj narodnoj skazki

srochno formula soedineniya v kotorom massovye doli elementov sostavlyayut 21

massovaya dolya azota ravna 35 v soedinenii 1 nh4no2 2 nh4no3 3 kno3 4 na

uchityvaya chto valentnost sery v sulfidah ravna dvum opredelite valentnosti ele

napishite formuly vozmozhnyh oksidov hlora uchityvaya chto hlor mozhet imet valentnos

napishite formuly vozmozhnyh oksidov azota uchityvaya chto azot mozhet imet valentnos

рекомендуемые вопросы

Helpful Links

Helpful Social