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