1.) Which of the following statements is true concerning thegeometries of CF4 and NF3?
___The two molecules have the same molecular geometry.
___The two molecules have the same molecular geometry but differentelectron pair geometries.
___The two molecules have different electron pair geometries.
___The two molecules have the same electron pair geometry butdifferent molecular geometries.
2.) When there are 3 lone pairs around the central atom with 5electron pairs, the lone pairs occupy which of the following?
___all axial positions
___one axial and two equatorial positions.
___two axial and one equatorial positions
___all equatorial positions
3.) When the lone pair of electrons in SF4 is placed at theequatorial position, which of the following is true?
___The molecular geometry is trigonal bipyramidal.
___There are no bonding pairs at 90° angles to each other.
___The lone pair has 2 bonding pairs at 90° and 2 at 120°angles.
___There are larger repulsions.
4.) Which molecule has only 90° and 180° bond angles and one lonepair of electrons on the central atom?
___XeF4
___SeF4
___BCl3
___ClF5
5.) Which of the following has all idealized bond angles justslightly less than 120°?
___BF3
___NH3
___SF6
___ClF3
1.) Which of the following statements is true concerning thegeometries of CF4 and NF3?
___The two molecules have the same molecular geometry.
___The two molecules have the same molecular geometry but differentelectron pair geometries.
___The two molecules have different electron pair geometries.
___The two molecules have the same electron pair geometry butdifferent molecular geometries.
2.) When there are 3 lone pairs around the central atom with 5electron pairs, the lone pairs occupy which of the following?
___all axial positions
___one axial and two equatorial positions.
___two axial and one equatorial positions
___all equatorial positions
3.) When the lone pair of electrons in SF4 is placed at theequatorial position, which of the following is true?
___The molecular geometry is trigonal bipyramidal.
___There are no bonding pairs at 90° angles to each other.
___The lone pair has 2 bonding pairs at 90° and 2 at 120°angles.
___There are larger repulsions.
4.) Which molecule has only 90° and 180° bond angles and one lonepair of electrons on the central atom?
___XeF4
___SeF4
___BCl3
___ClF5
5.) Which of the following has all idealized bond angles justslightly less than 120°?
___BF3
___NH3
___SF6
___ClF3
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