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प्रश्न
Select and write the most appropriate alternatives from the given choices.
Valence Shell Electron Pair repulsion (VSEPR) theory is used to predict which of the following:
पर्याय
Energy levels in an atom
the shapes of molecules and ions
the electrone getivities of elements
the type of bonding in compounds
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उत्तर
Valence Shell Electron Pair repulsion (VSEPR) theory is used to predict which of the following: the shapes of molecules and ions
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संबंधित प्रश्न
Discuss the shape of the following molecules using the VSEPR model:
BeCl2, BCl3, SiCl4, AsF5, H2S, PH3
Although geometries of NH3 and H2O molecules are distorted tetrahedral, bond angle in water is less than that of ammonia. Discuss.
According to VSEPR theory, the repulsion between different parts of electrons obey the order.
Explain VSEPR theory. Applying this theory to predict the shapes of IF7 and SF6.
The H-N-H bond angle in NH3 molecule is ____________.
Identify the molecule with linear geometry?
Explain the non-linear shape of \[\ce{H2S}\] and non-planar shape of \[\ce{PCl3}\] using valence shell electron pair repulsion theory.
Elements \[\ce{X, Y}\] and \[\ce{Z}\] have 4, 5 and 7 valence electrons respectively. Write the molecular formula of the compounds formed by these elements individually with hydrogen.
Number of lone pair(s) of electrons on central atom and the shape of BrF3 molecule respectively are ______.
The number of lone pairs of electrons on the central I atom in `"I"_3^-` is ______.
What is the geometry of a water molecule?
What is the number of lone pair of electrons in IF7?
Identify the geometry of TeF4 molecule from the following.
Which of the following molecules have regular geometry without lone pair of electrons in the valence shell of central atom?
Match List-I with List-II.
| List-I | List-II | ||
| A. | XeO3 | I. | sp3d; linear |
| B. | XeF2 | II. | sp3; pyramidal |
| C. | XeOF4 | III. | sp3d3; distorted octahedral |
| D. | XeF6 | IV. | sp3d2; square pyramidal |
Choose the correct answer from the options given below:
Match List-I with List-II:
| List-I (Compound) |
List-II (Shape/Geometry) |
| A. NH3 | I. Trigonal pyramidal |
| B. BrF5 | II. Square planar |
| C. XeF4 | III. Octahedral |
| D. SF6 | IV. Square pyramidal |
Choose the correct answer from the options given below:
In XeF2, XeF4, XeF6 the number of lone pairs on Xe are respectively ______.
