Предмет: Химия, автор: Slavakopotovski

Определите степени окисления элементов с

в длинных соединениях,

а) HI, H2Se, SrH2, SiO2

б) BaO, N2O5, P2.O5, CO2,

в) H3PO4, H2SiO3, HPO3 NaNO3

Ответы

Автор ответа: dyexfnf
0

Ответ:

Объяснение:

   

а) H⁺¹I⁻¹,   H₂⁺¹Se⁻²,   Sr⁺²H₂⁻¹,   Si⁺⁴O₂⁻²

б) Ba⁺²O⁻², N₂⁺⁵O₅⁻²,  P₂⁺⁵O₅⁻², C⁺⁴O₂⁻²,

в) H₃⁺¹P⁺⁵O₄⁻², H₂⁺¹Si⁺⁴O₃⁻², H⁺¹P⁺⁵O₃⁻², Na⁺¹N⁺⁵O₃⁻²

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