Answer: B-- the length of the chain and degree of cross-linking.
Explanation: Silicones can be oils or rubber-like materials depending on ___the length of the chain and degree of cross-linking.____
Silicone rubber is an elastomer which is composed of silicone containing silicon together with carbon, hydrogen, and oxygen. silicone rubber can be found in a wide variety of products because of its ability to withstand very high temperatures and pressures. eg cooking and food storage products; clothing apparels , automotive devices etc while
Silicone oil is a linear chain siloxane repeating units Si--0 with radical side group as such as methyl, phenyl etc bonded to it. They are oils because of they are viscose and have ability to repel. Silicone oils are mostly employed in medicine for surgical tools.