4048115
Frage 1
Frage
Fe (iron) is classified as a
Antworten
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representative metal
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transition metal
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non-metal
Frage 2
Frage
S (sulfur) is classified as a
Antworten
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representative metal
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transition metal
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non-metal
Frage 3
Frage
Na (sodium) is classified as a
Antworten
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representative metal
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transition metal
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non-metal
Frage 4
Frage
What is the charge of N (nitrogen) when it reacts and becomes an ion?
Antworten
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+1
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+2
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+3
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-3
-
-2
Frage 5
Frage
What is the charge of Be (beryllium) when it reacts and becomes an ion?
Antworten
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+1
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+2
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-1
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-2
Frage 6
Frage
What is the charge of Al (aluminum) when it reacts and becomes an ion?
Antworten
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+2
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+3
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-2
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-3
Frage 7
Frage
How many valence electrons are in a neutral atom of N (nitrogen)?
Antworten
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1
-
2
-
3
-
4
-
5
Frage 8
Frage
How many valence electrons are in a neutral atom of Li (lithium)?
Antworten
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1
-
2
-
3
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4
Frage 9
Frage
How many valence electrons are in a neutral atom of B (boron)?
Antworten
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1
-
2
-
3
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4
Frage 10
Frage
Which of the following is true during a reaction?
Antworten
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All metals gain electrons and become negative ions
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All non-metals loss electrons and become positive ions
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All metals loss electrons and become positive ions
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All non-metals gain electrons and become positive ions
Frage 11
Frage
When drawing Lewis Dot Structures, the dots represent
Antworten
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protons
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valence electrons
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neutrons
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energy
Frage 12
Frage
What would be the correct formula if Na and O formed an ionic compound?
Draw a Lewis Dot Structure to help
Antworten
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NaO
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Na2O
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NaO2
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None of the above
Frage 13
Frage
What would be the correct formula if Mg and Br formed an ionic compound?
Draw a Lewis Dot Structure to help
Antworten
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MgBr
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Mg2Br
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MgBr2
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None of the above
Frage 14
Frage
What would be the correct formula if Ca and O formed an ionic compound?
Draw a Lewis Dot Structure to help
Antworten
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CaO
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Ca2O2
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Ca2O
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None of the above
Frage 15
Frage
What would be the correct formula if Sr and Ne formed an ionic compound?
Draw a Lewis Dot Structure to help
Antworten
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SrNe
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SrNe2
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Sr8Ne2
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None of the above
Frage 16
Frage
What is the electron configuration of an O^-2 ion (oxygen minus 2 ion)
Antworten
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1s2 2s2 2p4
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1s2 2s2 2p2
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1s2 2s2 2p6
Frage 17
Frage
What is the electron configuration for the Na^+1 ion (sodium plus 1 ion)
Antworten
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1s2 2s2 2p6 3s1
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1s2 2s2 2p6
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1s2 2s2 2p6 3s2
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1s2 2s2 2p4
Frage 18
Frage
What is the electron configuration of an Cl^-1 ion (chlorine minus one ion)
Antworten
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1s2 2s2 2p6
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1s2 2s2 2p6 3s2 3p5
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1s2 2s2 2p6 3s2 3p6
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