General Chemistry 112 Exam Final questions with correct answers

Energy (decreases/increases) with increasing wavelength? CORRECT ANSWER decreases Energy (decreases/increases) with increasing frequency? CORRECT ANSWER increases The energy gaps between levels (decrease/increase) as the energy levels increase (n=1 to n=2 to n=3, etc.) CORRECT ANSWER decreases The O-Si-O bond angles in SiO₂ (quartz) are closest to... CORRECT ANSWER 110° A molecule with 0 lone pairs and 2 bonding electron pairs would be? CORRECT ANSWER linear A molecule with 1 lone pair and 2 bonding electron pairs would be? CORRECT ANSWER bent A molecule with 3 bonding electron pairs and 1 lone pair would have what VSEPR shape? CORRECT ANSWER Trigonal pyramidal A molecule with 4 bonding electron pairs and 1 lone pair of electrons would have what VSEPR shape? CORRECT ANSWER Seesaw A molecule of 6 bonding electron pairs would have what shape? CORRECT ANSWER Octahedral