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Which element contains 7 protons and 5 valence electrons?
number of valence electrons
Nitrogen
The element has 36 protons.
The element is nonreactive because the outer energy level is full.
group number
at the outermost level
identity
periodic table
Where are valence electrons located?
number of valence electrons
Nitrogen
The element has 36 protons.
The element is nonreactive because the outer energy level is full.
group number
at the outermost level
identity
periodic table
Which information provided by the periodic table can help identify an element's reactivity?
number of valence electrons
Nitrogen
The element has 36 protons.
The element is nonreactive because the outer energy level is full.
group number
at the outermost level
identity
periodic table
The atomic number of an element is equal to its number of protons. Therefore, a logical conclusion is that the number of protons determines an element's
number of valence electrons
Nitrogen
The element has 36 protons.
The element is nonreactive because the outer energy level is full.
group number
at the outermost level
identity
periodic table
Which statement is most helpful in identifying an element?
number of valence electrons
Nitrogen
The element has 36 protons.
The element is nonreactive because the outer energy level is full.
group number
at the outermost level
identity
periodic table
Teo students debate teh number of valence electrons in an atom of sulfur. Which tool would be most helpful in obtaining this information?
number of valence electrons
Nitrogen
The element has 36 protons.
The element is nonreactive because the outer energy level is full.
group number
at the outermost level
identity
periodic table
A group of students examine a Bohr model of an atom with 8 valence electrons. What conclusion can the students make about the chemical reactivity of the element?
number of valence electrons
Nitrogen
The element has 36 protons.
The element is nonreactive because the outer energy level is full.
group number
at the outermost level
identity
periodic table
Which of the following characteristics is similar for Fluorine and Iodine?
number of valence electrons
Nitrogen
The element has 36 protons.
The element is nonreactive because the outer energy level is full.
group number
at the outermost level
identity
periodic table
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