Read through and realize the Class 11 CBSE Math syllabus for 2024-25. It’s necessary to know very well what matters and ideas you need to cover. Build a effectively-structured examine timetable that allocates certain time slots for math. Stability your study time in accordance with the problem stage and your own Tastes.
Follow ISC 12th concern papers to understand the Test sample, marking scheme and issue level of issues questioned in earlier several years.
Dedication of energy of a supplied solution of Sodium hydroxide by titrating it versus normal Remedy of Oxalic acid.
Presented below is often a jumbled sequence of the various parts of the human alimentary canal. Rewrite them in right sequence.
A student traces The trail of a ray of sunshine through a glass prism for various angles of incidence. He analyses Each and every diagram and draws the subsequent summary:
electron obtain enthalpy is destructive or favourable it relies upon upon the character of your element. For example. For halogens it is highly adverse, simply because they can acquire the noble gas configuration by accepting an additional electron.
Concentrate on Main Principles: Ensure you recognize The main element biological principles like mobile composition, classification techniques, and human overall body methods. These form the inspiration for further Understanding in biology.
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These bonds are named equatorial bonds. The remaining two P-Cl bonds lie earlier mentioned and beneath the equatorial plane and make an angle of ninety° With all the aircraft. These bonds are termed axial bonds.
Answer: (a)Dipole second: In a very polar molecule, 1 conclude bears a favourable demand and the other provides a destructive cost. As a result, the molecule has two poles with equivalent ICSE Class 11 Biology magnitude of the costs. The molecule is called dipolar molecule and possesses dipole second.
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Because axial bond pairs undergo extra repulsive conversation within the equatorial bond pairs, consequently axial bonds have already been found to become marginally more time and for this reason a little bit weaker than equatorial bonds.
Problem two. The initial ionisation enthalpy of magnesium is better than that of sodium. Then again, the 2nd ionisation enthalpy of sodium is a great deal greater than that of magnesium. Reveal.
Dilemma two. Apart from tetrahedral geometry, Yet another attainable geometry for CH4 is square planar with the 4 H atoms within the comers of your square as well as C atoms at its centre. Demonstrate why CH4 is not really square planar?