Which compound contains the most polar bond? (A) (B) (C) (D) O Compound D O Compound C O Compound A Compound B

The strength of a covalent bond depends upon the size of the atoms and the bond order. In general short bonds are strong bonds. For each pair of covalently bonded atoms, choose the one expected to have the higher bond energy. (A) C-C (B) CEC (C) N-N (D) NEN (A,B) (C,D)

What is the general formula (M,X-) when a IA metal M bonds with a VIA nonmetalX? O MX MX2 O MX O MX

QUESTION 17 Answer the following questions regarding the Lewis Dot Structure and geometry of: BF3 The bond order for the Boron - Fluoride bond is The number of charge clouds around the central atom is The geometry of the charge cloud is The hybridization of the central atom is The number of bonding charge clouds around the central atom is The number of non-bonding charge clouds around the central atom is The observed shape is (enter as 1,2,3,....) (enter as 1,2,3) (use the corresponding letter from the scheme below) Letter corresponding to the shape is in under the shape (enter as 1,2,3,...) (enter as 1,2,3) (use the corresponding letter from the scheme below)

Which of the following is a resonance structure of compound X? N (A) OH NH (B) X NH O NH (C) N (D)