What is the steric number associated with trigonal pyramidal molecular geometry?

Trigonal Pyramidal Molecular Geometry Concepts

Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Hard

Liam Anderson
FREE Resource
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5
4
3
2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a trigonal pyramidal molecular geometry, how many lone pairs are typically present?
0
1
2
3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the generic bond angle in a trigonal pyramidal molecular geometry?
90 degrees
107 degrees
109.5 degrees
120 degrees
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which element is used as the central atom in the 3D visualization of trigonal pyramidal geometry?
Nitrogen
Sulfur
Oxygen
Carbon
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the hydrogen atoms when a lone pair is added in a trigonal pyramidal structure?
They form a linear structure
They remain in the same position
They move further apart
They move closer together
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In ammonia (NH3), what is the approximate bond angle due to the presence of a lone pair?
90 degrees
104.5 degrees
107 degrees
120 degrees
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the 'A' represent in the AXE notation for molecular geometry?
Central atom
Lone pair
Bond angle
Hydrogen atom
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In AXE notation, what does 'X' stand for?
Bond angle
Lone pair
Central atom
Bonded atom
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the lone pair represented in the AXE notation for trigonal pyramidal geometry?
X
A
L
E
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