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Factors effecting lattice energy of ionic compound
The principal quantum number represents : (1) Shape of an orbital (2) Distance of electron from nucleus (3) Number of electrons in an orbit (4) Number of orbitals in an
Electronic configuration of ferric ion is: (1) [Ar] 3d 5 (2) [Ar] 3d 7 (3) [Ar] 3d 3 (4) [Ar] 3d 8 Ans: [Ar] 3d 5
Q. Show the Multiple covalent bonds between electron pairs? Ans. Two atoms may share one electron pair, two electron pairs or three electron pairs. The bonds formed in th
Q. Mention the role of insoluble fibres from wheat bran? The insoluble fibres from the wheat bran are resistant to fermentation by colonic bacteria and increase fecal bulk by r
When sodium and chlorine reacts then: (1) Energy is released and ionic bond is formed (2) Energy is released and a covalent bond is formed (3) Energy is absorbed and ioni
Q. Chemical Properties of f-block element? The lanthanides are silvery-white, highly electropositive and reactive metals. They all react slowly with cold water and quickly on h
what is the silver salt
how to construct SHE
How to know degree of superheat from psychometric chart?
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