Which of the following contains an atom that does not obey the octet rule? A)NaCl B)SiO₂ C)BrF₃ D)BrF

Question

Quizplus · Accepted Answer

Bromine trifluoride (BrF3) contains an atom which does not obey the octet rule. Bromine, which is a halogen, has seven valence electrons. In BrF3, bromine forms three sigma bonds with fluorine atoms and has two lone pairs of electrons. This gives the bromine atom a total of 10 valence electrons, which is more than the octet rule allows.

Which of the Following Contains an Atom That Does Not