
Boron and BBr3 Molecular Geometry
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Hard

Lucas Foster
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the number of valence electrons boron has in the Lewis structure of BBr3?
Ten
Four
Eight
Six
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it acceptable for boron to have only six valence electrons in BBr3?
Boron is stable with six electrons.
Boron shares electrons with other atoms.
Boron can expand its octet.
Boron forms ionic bonds.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the molecular geometry of BBr3?
Trigonal Planar
Linear
Tetrahedral
Bent
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do the bromine atoms arrange themselves around the boron atom in BBr3?
In a zigzag pattern
In a square
In a triangular shape
In a straight line
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the AXN notation for BBr3, what does 'X' represent?
The central atom
The number of lone pairs
The number of atoms bonded to the central atom
The total number of valence electrons
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of 'A' in the AXN notation for BBr3?
Zero
Boron
Bromine
Three
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the bond angle in a trigonal planar molecular geometry?
120 degrees
180 degrees
90 degrees
109.5 degrees
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