Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:Differences Between Ionic and Covalent Compounds Report Sheet
PRELAB QUESTIONS:
1. What kinds of elements generally form ionic compounds?
2. What kinds of elements generally make up covalent compounds?
3. Based on the formula, predict whether each of the following compounds is ionic or covalent.
a. sodium iodide
b. methane
c. calcium chloride CaCl,
d. ammonia
Nal
CH,
NH,
4. Why is it necessary to test the conductivity of water and methanol before adding any
chemicals?
5. In your own words, write the purpose of this experiment.
DATATAΒLE
Polar
Water
Non-polar
Methanol
Water and Methanol Mix
Benzoic acid
C,H,COOH
Magnesium chloride
MgCl,
Potassium iodide
KI
Potassium chloride
KCI
Sucrose
C„H„O
S = soluble
I= insoluble
Solubility:
Conductive: 0-1 = not conductive 2 -4 = conductive
(covalent)
(ionic)
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