Predicting the shape of molecules on the basis of VSEPR theory
To use this theory for predicting the shapes of molecules, the number of electron pairs (both, shared and lone pairs) is simply counted. This is illustrated by taking a typical molecule of the type AB n . 'A' is the central atom, 'B' atoms are bonded to 'A' by single covalent b..
Valence Shell Electron Pair Repulsion (VSEPR) Theory
The VSEPR theory, proposed by R.J.Gillespie and R.S. Nyholmm in 1957, is based on the repulsions between the electron-pairs in the valence-shell of the atoms in the molecule. It was developed to predict the shapes of the molecules in which the atoms are bonded together..
Shapes
The molecular structure of interhalogen compounds can be explained on the basis of VSEPR theory. The structures of a few interhalogens are shown in figure. Structure of interhalogen compounds It may be noted than in general, the central halogen atom assumes: a) sp 3 d hybrid..
The molecular structure of interhalogen compounds can be explained on the basis of VSEPR theory. The structures of a few interhalogens are shown in figure. Structure of interhalogen compounds It may be noted than in general, the central halogen atom assumes: a) sp 3 d hybrid..Shapes of Atomic Orbitals
An atomic orbital is the space around the nucleus in which the probability of finding the electron is maximum. These most probable regions can be diagrammatically represented by cloud density (dot) diagrams. The density of dots (or lack of them) in any region of the cloud diagram, indicates t..
Shapes of Atomic Orbitals
An atomic orbital is the space around the nucleus in which the probability of finding the electron is maximum. These most probable regions can be diagrammatically represented by cloud density (dot) diagrams. The density of dots (or lack of them) in any region of the cloud diagram, indicates the deg..
Express the probability of picking a yellow colored shape by using a f..
Express the probability of picking a yellow colored shape by using a fraction. => 3 31 or 4 31 or 28 31 or 1 31..
Chris wants to make a model of his guest house. He used a white card w..
Chris wants to make a model of his guest house. He used a white card which is in the shape of the figure shown. Find the perimeter of the card used. => 26 cm or 27 cm or 29 cm or 28 cm..
Zeolites - Shape-Selective Catalysis by Zeolites
Shape-selective catalysis are those reactions that depend on the pore structure of the catalyst and the size of the reactant and product molecules. In such reactions, zeolites are used as catalysts. Zeolites are microporous aluminosilicates of the general formula M x / n [(AlO h..
John has three sticks of equal lengths. He made a geometric figure usi..
John has three sticks of equal lengths. He made a geometric figure using all the three sticks. Identify the shape that he made. => a pentagon or an equilateral triangle or a rectangle or a square..
Bob has four sticks of equal lengths. He made a geometric figure using..
Bob has four sticks of equal lengths. He made a geometric figure using all the four sticks. Identify the shape that he made. => a square or a rectangle or a triangle or a pentagon..
Result
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