Answer:
Vinyl chloride is an organochloride with the formula H2C=CHCl that is also called vinyl chloride monomer (VCM) or chloroethene. This colorless compound is an important industrial chemical chiefly used to produce the polymer polyvinyl chloride (PVC).
Explanation:
CH2=CHCl
Answer: I think the answer is 3.) Krypton or Argon.
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The answer is: 167360