Question

Select the incorrect statement.

• A. Silicones are hydrophobic in nature.
• B. Si–O–Si linkages are moisture sensitive.
• C. SnI4 is an orange solid on account of charge transfer.
• D. Silicones are resistant to most chemicals due to high strength of the Si–C bond and stable silica like structure of Si–O–Si–O–Si.

Answer 1

Answer: (B)

Si–O–Si linkages are moisture sensitive.

Answer 2

Si atoms in silicones are surrounded by non-polar alkyl or aryl groups, which repel water molecules.