Question 31. What would you comprehend by bond pairs and lone pairs of electrons? Illustrate by providing just one illustration of Each and every variety.
Apply ISC 12th dilemma papers to understand the Examination sample, marking scheme and problem level of concerns requested in past many years.
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Phosphorus atom is sp3 d hybridized inside the fired up state. These orbitals are filled through the electron pairs donated by 5 Cl atoms as:
Remedy: When a chemical bond is formed by the complete transfer of electrons from a single atom to another, In order to accomplish their outermost shell and so, aquire the stable noble gasoline configuration, the bond formed known as ionic bond or electrovalent bond. ‘
Explanation: When the get the job done accomplished is zero, then it doesn’t necessarily implies that the displacement is likewise zero. When the displacement is usual for the way of force, then also do the job done is zero.
Remedy: The basic theme of organisation of components within the periodic desk is always to simplify and systematize the research in the Qualities of all The weather and countless their compounds.
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Clarification: Digital camera lens is convex lens. ICSE Class 11 Physics An item situated beyond centre of curvature before a convex lens will produce a real, inverted graphic which is more compact than the size of the article.
k . A sequence containing a finite amount of terms is termed a finite sequence. A sequence is termed infinite if It's not a finite sequence.
When studying, just take concise notes of important formulas, concepts and critical details. These notes will serve as swift references through revision. When you have doubts or discover specific topics complicated, don’t wait to hunt support from your math teacher, classmates or on-line means.
Simply because axial bond pairs go through a lot more repulsive interaction from the equatorial bond pairs, thus axial bonds have already been discovered to be a bit lengthier and as a result a little weaker than equatorial bonds.
Liquids and Solids: Knowing the Homes of liquids and solids, including their intermolecular forces and stage transitions.
(a) Numerous villi enormously increase the inner surface region on the modest intestine which facilitates the absorption of digested meals.