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Nitrogen is a group 15, period 2 element. How many bonds can this atom form? (Tip: consider its Electron Dot Diagram)
chemical formula
TRUE
No - Sodium (Na) would need to lose 1 valence electron to become stable
3
2
Electron Dot Diagram
Their outermost shell is full/complete with 8 valence electrons.
How many valence electrons it has.
Why are Noble Gases (Group 18 Elements) stable?
chemical formula
TRUE
No - Sodium (Na) would need to lose 1 valence electron to become stable
3
2
Electron Dot Diagram
Their outermost shell is full/complete with 8 valence electrons.
How many valence electrons it has.
Valence electrons are the only electrons in an atom of an element that participate in chemical bonds. (True or False)
chemical formula
TRUE
No - Sodium (Na) would need to lose 1 valence electron to become stable
3
2
Electron Dot Diagram
Their outermost shell is full/complete with 8 valence electrons.
How many valence electrons it has.
Beryllium is a group 2, period 2 element. How many bonds can this atom form? (Tip: consider its Electron Dot Diagram)
chemical formula
TRUE
No - Sodium (Na) would need to lose 1 valence electron to become stable
3
2
Electron Dot Diagram
Their outermost shell is full/complete with 8 valence electrons.
How many valence electrons it has.
Which of the following types of models includes only valence electrons?
chemical formula
TRUE
No - Sodium (Na) would need to lose 1 valence electron to become stable
3
2
Electron Dot Diagram
Their outermost shell is full/complete with 8 valence electrons.
How many valence electrons it has.
Elements are organized on the periodic table in vertical columns, called groups. What can groups tell us about the electron configuration of an atom of a particular element?
chemical formula
TRUE
No - Sodium (Na) would need to lose 1 valence electron to become stable
3
2
Electron Dot Diagram
Their outermost shell is full/complete with 8 valence electrons.
How many valence electrons it has.
A(n) _________________ tells us the number of atoms of each element in a compound.
chemical formula
TRUE
No - Sodium (Na) would need to lose 1 valence electron to become stable
3
2
Electron Dot Diagram
Their outermost shell is full/complete with 8 valence electrons.
How many valence electrons it has.
Sodium (Na) is a Group 1 element, in Period 3. Is Sodium stable?
chemical formula
TRUE
No - Sodium (Na) would need to lose 1 valence electron to become stable
3
2
Electron Dot Diagram
Their outermost shell is full/complete with 8 valence electrons.
How many valence electrons it has.
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