What is not a true statement? A)BeO is amphoteric but the oxides of the other group 2A elements are basic. B)B differs from other elements of group 3A by forming mainly covalent molecular compounds. C)BF₃ is a gaseous molecular halide but AlF₃ is a high melting ionic solid. D)Compounds with C=C double bonds and Si=Si double bonds are quite common.

Question

Quizplus · Accepted Answer

Compounds with Si=Si double bonds are not known to exist, making statement D false. The other statements are true: BeO is amphoteric, B forms mainly covalent molecular compounds, and BF₃ is a gaseous molecular halide while AlF₃ is an ionic solid.

What Is Not a True Statement