Question

Which of the following is the correct statement about silicones?

• A. They are made up of $\mathrm { SiO } _ { 4 } ^ { 4 - }$ units.
• B. They are polymers made up of $\mathrm { R } _ { 2 } \mathrm { SiO }$ units.
• C. They are water soluble compounds.
• D. They are hydrophilic in nature.

Answer 1

Answer: (B)

They are polymers made up of $\mathrm { R } _ { 2 } \mathrm { SiO }$ units.

Answer 2

: They are macromolecules which contain

chains in which alkyl or phenyl groups are present with each silicon atom. They are hydrophobic in nature.