Укажите ряд сложных веществ, содержащий только кислотные оксиды.

1. MnO, Cr2O3, SO2
2.Mn2O7, CrO3, SO3
3.CO,CO2, SO2
Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Answers & Comments


Copyright © 2025 SCHOLAR.TIPS - All rights reserved.