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What is Frenkel defect A pair of one cation and one anion can be missing from an ionic crystal as shown in the following figure. Such a pair of vacant sites is called Schottky
Q. Show Redox Reactions as Electron Transfer? Ans. Oxidation is a process where electrons are lost, and reduction is a process where electrons are gained. For example,
In naturally occuring neon, the fracional abundance of various isotopes is as follows: 20Ne =0.9051; 21Ne = 0.0027; 22Ne = 0.0922. What is the atomic mass of neon?
how to titrate using Tc-99
The combustion of propane occurs via the reaction: C3H8(g)+5O2(g)-->3C02(g)+4H2O(g) Hoe many grams of oxygen are required to burn completely 10.0g of propane?
The nucleus of the element 21 E 45 contains: (1) 45 protons and 21 neutrons (2) 21 protons and 24 neutrons (3) 21 protons and 45 neutrons (4) 24 protons and 21 n
In an electrochemical cell a redox reaction perform in two halves. Electrons are liberated by the oxidation half reaction at one electrode and go through an electrical circuit
Electromeric effect (1) The occurrence of movement of electrons from one atom to other in multi bonded atoms at the demand of attacking reagent is known as electromeric effect.
The wavelength of a spectral line for an electronic transition is inversely related to: (1) The number of electrons undergoing the transition (2) The nuclear charge of the a
physical and chemical properties of matter
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