Remedy: Lattice Electrical power is defined because the Electricity produced when 1 mole of crystalline strong is fashioned by The mix of oppositely charged ions.
Reply: The energy and that is unveiled by an atom in attaining an electron from outside the house atom or ion to type destructive ion (or anion) is called electron gain enthalpy (∆egH).
Rationalization: When resistors are linked in series, very same amount of present flows by way of Every single one of these.
This chapter bargains Using the science of polymers, the different sorts of polymers, irrespective of whether addition or condensation, linear or cross linked, their reactions, and their Qualities. This chapter also specials with a few well-known polymers and their purposes.
There are numerous subjects A part of class twelfth and all of them are essential for students depending upon their chosen stream. The in depth syllabus can help the students and guides them effectively while in the preparing to the Test.
Question one. Describe the hybridisation in case of PCl5. Why are definitely the axial bonds for a longer period in comparison with equatorial bonds?
Query 4. Identify distinctive blocks of aspects from the periodic table. Give general Digital configuration of each block.
Reasoning (R): Whenever there is a adjust of magnetic flux linked up Along with the coil, the induced present is created in the coil.
The diagram exhibits the magnificent dome at Gol Ghumbaz at Bijapur. A boy standing at A whispers, and CBSE Class 12 it's Plainly read at B across the big dome. [Pace of seem is 330 ms-one]
This is recognized as shedding influence or screening influence. As the screening effect increases, the successful nuclear demand decreases. Therefore, the drive of attraction with the nucleus for the valence shell electrons decreases and therefore the ionization enthalpy decreases.
This chapter bargains with the kinetics, or the rate of a response. The subject areas coated involve the variables influencing the rate of the response, the integrated price equation, Pseudo Initial Order reactions, as well as the collision principle of chemical reactions. This chapter is liable from engineering and professional medical sciences viewpoint way too.
Concern twenty. Title the two problems which needs to be satisfied for hydrogen bonding to occur in the molecule.
Liquids and Solids: Comprehending the properties of liquids and solids, which includes their intermolecular forces and section transitions.
Respond to: When hydrogen is attached with extremely electronegative component within a covalent bonding the electrons on the covalent bond are shifted toward the more electronegative atom.