Which of the following statements are true?
a. an s orbital contains 1 orbital and a p orbital contains 5 orbitals
b. an s orbital contains 3 orbitals and a p orbital contains 5 orbitals
c. an s orbital contains 1 orbital and a p orbital contains 3 orbitals
d. an s orbital contains 1 orbital and a p orbital contains 2 orbitals
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c. an s orbital contains 1 orbital and a p orbital contains 3 orbitals
,The shell having n = 3 contains ______ subshells, ______ orbitals, and up to ______ electrons
a. 3, 9, 18
b. 3, 6, 12
c. 3, 6, 18
d. 2, 4, 8
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a. 3, 9, 18
The formula for sodium carbonate, Na2CO3, represents a compound composed of
a. two atoms of sodium and three atoms of carbonate
b. six atoms of sodium, two atoms of carbon, and six atoms of oxygen
c. two atoms of sodium, one atom of carbon, and three atoms of oxygen
d. two atoms of sodium, three atoms of carbon, and three atoms of oxygen
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c. two atoms of sodium, one atom of carbon, and three atoms of oxygen
Which group only contains metalloids?
a. Ni, Pd, Pt
b. Ce, Pr, Nd
c. Kr, Xe, Rn
d. Si, Ge, As
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, d. Si, Ge, As
Main group elements that are non-metals usually _____ one or more electrons to form
_____, which have a _____ charge
a. gain, anions, negative
b. lose, cations, positive
c. gain, cations, positive
d. lose, cations, negative
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a. gain, anions, negative
Which term does NOT describe a conversion between states of matter?
a. condensation
b. mixing
c. melting
d. evaporation
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b. mixing
Which of the following formulas represents a compound that is an acid?
a. HCl
b. CaSO4
c. Mg(OH)2
d. H2O
a. an s orbital contains 1 orbital and a p orbital contains 5 orbitals
b. an s orbital contains 3 orbitals and a p orbital contains 5 orbitals
c. an s orbital contains 1 orbital and a p orbital contains 3 orbitals
d. an s orbital contains 1 orbital and a p orbital contains 2 orbitals
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c. an s orbital contains 1 orbital and a p orbital contains 3 orbitals
,The shell having n = 3 contains ______ subshells, ______ orbitals, and up to ______ electrons
a. 3, 9, 18
b. 3, 6, 12
c. 3, 6, 18
d. 2, 4, 8
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a. 3, 9, 18
The formula for sodium carbonate, Na2CO3, represents a compound composed of
a. two atoms of sodium and three atoms of carbonate
b. six atoms of sodium, two atoms of carbon, and six atoms of oxygen
c. two atoms of sodium, one atom of carbon, and three atoms of oxygen
d. two atoms of sodium, three atoms of carbon, and three atoms of oxygen
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c. two atoms of sodium, one atom of carbon, and three atoms of oxygen
Which group only contains metalloids?
a. Ni, Pd, Pt
b. Ce, Pr, Nd
c. Kr, Xe, Rn
d. Si, Ge, As
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, d. Si, Ge, As
Main group elements that are non-metals usually _____ one or more electrons to form
_____, which have a _____ charge
a. gain, anions, negative
b. lose, cations, positive
c. gain, cations, positive
d. lose, cations, negative
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a. gain, anions, negative
Which term does NOT describe a conversion between states of matter?
a. condensation
b. mixing
c. melting
d. evaporation
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b. mixing
Which of the following formulas represents a compound that is an acid?
a. HCl
b. CaSO4
c. Mg(OH)2
d. H2O
