C2H4: HOMO-1 ole C2H2: HOMO ng ond Sond C2H2: HOMO–1 o pais ng eis C2H2: HOM0-2 regativj momeut ch Visualize HOMO and HOMO-1 of C2H2 together and see how these two orbitals are arranged.

E = h v E = hc / wavelenegth wavelength = c / v c = 3.00 x 108 m /s h = 6.626 x 10-34 J. s 1 nm = 1 x 10-9 m Avogadro's number: 6.022 x 1023 total electron group group geometry number of surrounded atoms  number of lone pair of electrons molecular shape  2 linear  2 0 linear   3 trigonal planar  3     2 0     1 trigonal planar      bent or angular  4     tetrahedral  4       3     2     0       1     2       tetrahedral        trigonal pyramidal    bent or angular              How many lone pair of electrons are on C in CH4 ? Z of C=6,  H = 1 Group of answer choices A.) 0 lone pair of electrons B.) 2 lone pair of electrons C.) 1 lone pair of electrons D.) 3 lone pair of electrons

E = h v E = hc / wavelenegth wavelength = c / v c = 3.00 x 108 m /s h = 6.626 x 10-34 J. s 1 nm = 1 x 10-9 m Avogadro's number: 6.022 x 1023 total electron group group geometry number of surrounded atoms  number of lone pair of electrons molecular shape  2 linear  2 0 linear   3 trigonal planar  3     2 0     1 trigonal planar      bent or angular  4     tetrahedral  4       3     2     0       1     2       tetrahedral        trigonal pyramidal    bent or angular                Determine the molecular shape for SO4-2. Z of O = 8,  S = 16 A.) bent or angular B.) trigonal planar C.) trigonal pyramidal D.) tetrahedral

Arrange the following in order of increasing polarity   SF2, F2 and SC1₂   SCI₂ SF2 F2   F₂ SF₂ < SC1₂   SF₂ F2 <SC1₂   SF2 < SCI₂ < F2   F₂ SCl₂ < SF₂