Example Structural Draw the 3D Provide the Is there free Bond Strength Formula or VSEPR name of shape Rotation C bonded to C shape of the around the C around C and (weak, molecule central atom C Bonds intermediate , or strong) HH Ethane H-C-C-H C2H6 In I I Ethene C2 HA Ethyne H-C-C-H C2 H 2