HClO₃ and Cl₂O

HClO₂ and HClO₄

HCl and Cl₂O

HCl and HClO₃

zero

two

one

three

HI > HBr > HCl > HF

HF > HCl > HBr > HI

HCl < HF > HBr < HI

HI > HCl < HF < HBr

Each silicon atom is surrounded by four oxygen atoms and each oxygen atom is bonded to two silicon atoms

Each silicon atom is surrounded by two oxygen atoms and each oxygen atom is bonded to two silicon atoms

Silicon atoms is bonded to two oxygen atoms

there are double bonds between silicon and oxygen atoms