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Question: (i) Differentiate between ionic, metallic, covalent and dipole-dipole bonds. Provide examples in each case. (ii) With regard to electronic con?guration, what do a
Q. Illustrate Crystal Field Theory with s-orbitals? Let us start with s-orbitals which are spherically symmetrical. Any effect due to mutual repulsions between the s-electrons
Q. Show the rate of decrease in atomic radius? The rate of decrease in atomic radius along the lanthanide series and also along the actinide series is even less than that in th
electronic configuration of lanthanides
Q. Illustrate Born-Haber cycle? Boron is always covalent and does not form,B 3+ ions, because' the energy required to remove three electrons is very high. Many simple compo
notes
(a) Which aqueous solution has higher concentration 1 molar or 1 molar solution of the same solute? Give reason. (b) 0.5g KCI was dissolved in 100g water and the solution origi
Write the alkali metals in increasing order acc to ther atomic masses
The number of orbitals in d sub-shell is : (1) 1 (2) 3 (3) 5 (4) 7 Ans: 5
details about electronegativity
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