Practice Exercise 3

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Chapter 1: Electronic Structure and Covalent Bonding

Exercises

Practice Exercise 3

This activity contains 6 questions.

What is the maximum number of electrons that can be in a set of p orbitals?

	2
	4
	6
	8
	10

In what atomic orbital is the unpaired electron of a sodium atom?

3d3p_x3s3p_y3p_z

Which compound has the strongest carbon sigma bond?

ethaneethenemethaneethyneacetic acid

The calorie is the traditional unit for energy. The international system prefers the joule. How are they related?

1 cal = 4.184 J1 kJ = 4.184 kcal1 kcal = 4.184 J1 J = 4.184 cal1 cal = 4.184 kJ

If we start with n atomic orbitals of one type and m atomic orbitals of another type and hybridize all of these orbitals, how many hybrid orbitals have we made?

n hybrid orbitalsn(m) hybrid orbitals(n – m) hybrid orbitals(n + m) hybrid orbitalsm hybrid orbitals

Which compound contains the shortest carbon–hydrogen bonds?

a: ethyneb: ethenec: ethaned: methanec and d

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