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Which of the following elements can form diatomic molecules held together by triple covalent bonds?
the arrangement of bonded atoms
Ne
nitrogen
1
pairs of valence electrons
4
coordinate covalent bond
H--F
How many electrons are shared in a double covalent bond?
the arrangement of bonded atoms
Ne
nitrogen
1
pairs of valence electrons
4
coordinate covalent bond
H--F
Which of the following covalent bonds is most polar?
the arrangement of bonded atoms
Ne
nitrogen
1
pairs of valence electrons
4
coordinate covalent bond
H--F
Which of these elements does not exist as a diatomic molecule?
the arrangement of bonded atoms
Ne
nitrogen
1
pairs of valence electrons
4
coordinate covalent bond
H--F
According to the VSEPR theory, molecules adjust their shapes to keep which of the following as far apart as possible?
the arrangement of bonded atoms
Ne
nitrogen
1
pairs of valence electrons
4
coordinate covalent bond
H--F
When one atom contributes both bonding electrons in a single covalent bond, the bond is called a(n) ___________.
the arrangement of bonded atoms
Ne
nitrogen
1
pairs of valence electrons
4
coordinate covalent bond
H--F
What is shown by the structural formula of a molecule or polyatomic ion?
the arrangement of bonded atoms
Ne
nitrogen
1
pairs of valence electrons
4
coordinate covalent bond
H--F
How many unshared pairs of electrons does the nitrogen atom in ammonia (NH3) possess?
the arrangement of bonded atoms
Ne
nitrogen
1
pairs of valence electrons
4
coordinate covalent bond
H--F
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