Chemistry Exam > Chemistry Questions > What is the shape of the molecule NH3?a)Squar...
Start Learning for Free
What is the shape of the molecule NH3?
- a)Square pyramidal
- b)V-shape
- c)Triagonal pyramidal
- d)Tetrahedral
Correct answer is option 'C'. Can you explain this answer?
| FREE This question is part of | Download PDF Attempt this Test |
Most Upvoted Answer
What is the shape of the molecule NH3?a)Square pyramidalb)V-shapec)Tri...
Free Test
FREE
| Start Free Test |
Community Answer
What is the shape of the molecule NH3?a)Square pyramidalb)V-shapec)Tri...
Shape of the molecule NH3
To determine the shape of a molecule, we need to consider the arrangement of the atoms and lone pairs around the central atom. In the case of NH3 (ammonia), the central atom is nitrogen (N), and it is surrounded by three hydrogen (H) atoms.
Lewis structure of NH3
The Lewis structure of NH3 shows that the nitrogen atom has three bonded pairs and one lone pair. The lone pair of electrons on the nitrogen atom affects the shape of the molecule.
Valence shell electron pair repulsion (VSEPR) theory
The VSEPR theory states that electron pairs in the valence shell of an atom repel each other, and the molecule adjusts its shape to minimize these repulsions and maximize stability.
Electronic geometry of NH3
The electronic geometry of NH3 is tetrahedral. The nitrogen atom has four regions of electron density - three bonding pairs and one lone pair.
Molecular geometry of NH3
The molecular geometry of NH3 is trigonal pyramidal. The lone pair of electrons on the nitrogen atom repels the bonding pairs, causing the molecule to adopt a pyramidal shape.
Explanation of trigonal pyramidal shape
In a trigonal pyramidal shape, the central atom is bonded to three other atoms and has one lone pair. The bonded atoms are arranged in a triangular fashion, with the lone pair occupying the fourth position, above or below the plane of the triangle.
In the case of NH3, the three hydrogen atoms are bonded to the nitrogen atom, and the lone pair occupies the fourth position. The lone pair occupies more space than the bonding pairs due to its repulsion with the other electrons. This causes the hydrogen atoms to be pushed closer together, resulting in a trigonal pyramidal shape.
Summary
In summary, the molecule NH3 (ammonia) has a trigonal pyramidal shape. This shape is determined by the presence of three bonding pairs and one lone pair of electrons around the central nitrogen atom. The repulsion between the lone pair and the bonding pairs causes the hydrogen atoms to be pushed closer together, resulting in a pyramidal shape.
To determine the shape of a molecule, we need to consider the arrangement of the atoms and lone pairs around the central atom. In the case of NH3 (ammonia), the central atom is nitrogen (N), and it is surrounded by three hydrogen (H) atoms.
Lewis structure of NH3
The Lewis structure of NH3 shows that the nitrogen atom has three bonded pairs and one lone pair. The lone pair of electrons on the nitrogen atom affects the shape of the molecule.
Valence shell electron pair repulsion (VSEPR) theory
The VSEPR theory states that electron pairs in the valence shell of an atom repel each other, and the molecule adjusts its shape to minimize these repulsions and maximize stability.
Electronic geometry of NH3
The electronic geometry of NH3 is tetrahedral. The nitrogen atom has four regions of electron density - three bonding pairs and one lone pair.
Molecular geometry of NH3
The molecular geometry of NH3 is trigonal pyramidal. The lone pair of electrons on the nitrogen atom repels the bonding pairs, causing the molecule to adopt a pyramidal shape.
Explanation of trigonal pyramidal shape
In a trigonal pyramidal shape, the central atom is bonded to three other atoms and has one lone pair. The bonded atoms are arranged in a triangular fashion, with the lone pair occupying the fourth position, above or below the plane of the triangle.
In the case of NH3, the three hydrogen atoms are bonded to the nitrogen atom, and the lone pair occupies the fourth position. The lone pair occupies more space than the bonding pairs due to its repulsion with the other electrons. This causes the hydrogen atoms to be pushed closer together, resulting in a trigonal pyramidal shape.
Summary
In summary, the molecule NH3 (ammonia) has a trigonal pyramidal shape. This shape is determined by the presence of three bonding pairs and one lone pair of electrons around the central nitrogen atom. The repulsion between the lone pair and the bonding pairs causes the hydrogen atoms to be pushed closer together, resulting in a pyramidal shape.
|
Explore Courses for Chemistry exam
|
|
Similar Chemistry Doubts
What is the shape of the molecule NH3?a)Square pyramidalb)V-shapec)Triagonal pyramidald)TetrahedralCorrect answer is option 'C'. Can you explain this answer?
Question Description
What is the shape of the molecule NH3?a)Square pyramidalb)V-shapec)Triagonal pyramidald)TetrahedralCorrect answer is option 'C'. Can you explain this answer? for Chemistry 2024 is part of Chemistry preparation. The Question and answers have been prepared according to the Chemistry exam syllabus. Information about What is the shape of the molecule NH3?a)Square pyramidalb)V-shapec)Triagonal pyramidald)TetrahedralCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Chemistry 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What is the shape of the molecule NH3?a)Square pyramidalb)V-shapec)Triagonal pyramidald)TetrahedralCorrect answer is option 'C'. Can you explain this answer?.
What is the shape of the molecule NH3?a)Square pyramidalb)V-shapec)Triagonal pyramidald)TetrahedralCorrect answer is option 'C'. Can you explain this answer? for Chemistry 2024 is part of Chemistry preparation. The Question and answers have been prepared according to the Chemistry exam syllabus. Information about What is the shape of the molecule NH3?a)Square pyramidalb)V-shapec)Triagonal pyramidald)TetrahedralCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Chemistry 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What is the shape of the molecule NH3?a)Square pyramidalb)V-shapec)Triagonal pyramidald)TetrahedralCorrect answer is option 'C'. Can you explain this answer?.
Solutions for What is the shape of the molecule NH3?a)Square pyramidalb)V-shapec)Triagonal pyramidald)TetrahedralCorrect answer is option 'C'. Can you explain this answer? in English & in Hindi are available as part of our courses for Chemistry.
Download more important topics, notes, lectures and mock test series for Chemistry Exam by signing up for free.
Here you can find the meaning of What is the shape of the molecule NH3?a)Square pyramidalb)V-shapec)Triagonal pyramidald)TetrahedralCorrect answer is option 'C'. Can you explain this answer? defined & explained in the simplest way possible. Besides giving the explanation of
What is the shape of the molecule NH3?a)Square pyramidalb)V-shapec)Triagonal pyramidald)TetrahedralCorrect answer is option 'C'. Can you explain this answer?, a detailed solution for What is the shape of the molecule NH3?a)Square pyramidalb)V-shapec)Triagonal pyramidald)TetrahedralCorrect answer is option 'C'. Can you explain this answer? has been provided alongside types of What is the shape of the molecule NH3?a)Square pyramidalb)V-shapec)Triagonal pyramidald)TetrahedralCorrect answer is option 'C'. Can you explain this answer? theory, EduRev gives you an
ample number of questions to practice What is the shape of the molecule NH3?a)Square pyramidalb)V-shapec)Triagonal pyramidald)TetrahedralCorrect answer is option 'C'. Can you explain this answer? tests, examples and also practice Chemistry tests.
|
|
Explore Courses for Chemistry exam
|
|
Suggested Free Tests
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
|
© EduRev
|
Education Revolution
|
Follow Us
|
Signup to see your scores
go up within 7 days!
Access 1000+ FREE Docs, Videos and Tests
Takes less than 10 seconds to signup