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QUESTION 1

Of the quantum numbers n, l, m_l,and m_s, which is the spin quantum number?

		ml
		n
		l
		ms

1 points   

QUESTION 2

Valence electrons are the outer electrons of an atom.

True

False

1 points   

QUESTION 3

What type of bond is between the two carbon atoms in themolecule ethane (C₂H₆)?

		Double
		Single
		Triple

1 points   

QUESTION 4

A molecule has a carbon atom that is best described bysp³ hybridization. Which bond angles (in degrees) comeclosest to describing the carbon?

		180
		109.5
		120

1 points   

QUESTION 5

Atoms that obey the octet rule have how many valenceelectrons?

		Eighteen
		Eight
		Six
		Three

1 points   

QUESTION 6

A molecule has a carbon atom that is best described by sphybridization. How many other atoms are connected to thiscarbon?

		Four
		Three
		Two
		One

1 points   

QUESTION 7

The electron configuration,1s²2s²2p⁶ is correct for which ofthe following atoms.

		Li
		Ne
		Ar
		O

1 points   

QUESTION 8

Choose the answer that best completes the sentence: In molecularorbital theory, a single bond consists of ______.

		a pi molecular orbital
		one sigma and two pi molecular orbitals
		one sigma and one pi molecular orbital
		a sigma molecular orbital

1 points   

QUESTION 9

The compound N₂ contains only this kind of bond.

		triple
		single
		double

1 points   

QUESTION 10

What is the maximum number of electrons that can be contained inthe 4s orbitals?

		10
		2
		6
		14