What Was the Experimental Technique Used to Determine the Molecular

question 36

Multiple Choice

What was the experimental technique used to determine the molecular structure of penicillin?

• A) capillary electrophoresis
• B) scanning tunneling microscopy
• C) X-ray crystallography
• D) infrared spectroscopy

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Definitions:

Reactants

Original substances involved at the beginning of a chemical reaction, used throughout to form the end products.

Chemical Equation

A representation of a chemical reaction using symbols of the elements and formulae of compounds.

Coefficients

Numbers placed before the symbols or formulas in a chemical equation, indicating the relative amounts of substances involved in the reaction.

Balanced Equation

A chemical equation in which the number of atoms for each element in the reaction and the total charge are the same on the reactants side and the products side.