What is the hybridization on the central atom for these molecules or molecular ions? Prove if
necessary that your choice of central atom is the best.
CO2 (sp), H2S (sp3), H30+ (sp3), ClNO (sp2), NH2- (sp3), SnCl5- (sp3d2), ClF4+ (sp3d), ICl3 (sp3d),
BIO 1112 General Biology Lab
Name: _ (1pt)
Instructor: _ (1pt)
Section Number: _ (1pt) Section: A or B (Circle One)
Exercise 2. Pigments in Photosynthesis
Hypothesis (1 pt)
Hypothesize about the location of photosynthesis based on the leaf colors.
Critical Thinking Questions
Gas Production during Photosynthesis
Suppose that two tubes of Elodea have been set up in the classroom. One is exposed to the light from a
lamp; the other is in the dark.
1. One tube has more gas bubbles in it. If the gas in t
Name: Lab Section: Date:
Exercise 1: Light Absorption Spectrum of Plant Pigments
Use the gaph below to answer questions about the photosynthetic pigments
Absorption of light by
Exercise 2: What Colors of Light Are Most Effective for Photosynthesis?
Based on the information from Exercise 1, hypothesize about the relative abilities of plants to do
photosynthesis in the wavelengths of light we see as blue, green, and red.