Nuclear Chemistry Summary
Half-life period of a nuclide The time taken to reduce the number of nuclei to one half the origina..
Half-life period of a nuclide The time taken to reduce the number of nuclei to one half the origina..Problems
7. How do you account for the inert character of dinitroge..
Example 1
What is the number of valence electrons, valency and valence shell of the atom whose atomic number is 17? K, L, M Electron configuration : 2, 8, 7 Number of valence electrons = 7 Valency = 8 - 7 = 1 Valence shell ..
Example: 4
Calculate the volume at S.T.P. of 7.1g of chlorin..
Problems
4. Write the possible isomers of the aromatic compound having molecular formula C 7 H 7 Cl. Which of these have weakest C-Cl bon..
Position isomerism
Haloalkanes with three or more carbon atoms exhibit position isomerism in which the isomers differ in the position of halogen atom. For example, C 3 H 7 I has two position isomers:..
Haloalkanes with three or more carbon atoms exhibit position isomerism in which the isomers differ in the position of halogen atom. For example, C 3 H 7 I has two position isomers:..pH
pH is the negative logarithm of H 3 O + ion concentration in moles/litre pH of water = 7 at 298 K pH of acids = less than 7 pH of bases = greater than 7..
Representative Periodic Table for 8 Groups upto Calcium (Atomic Number -20)
Representative elements are those elements whose inner shells are complete and whose outer shell (valency shell) has 1 to 7 electron..
Solubility
It is fairly soluble in cold water. One volume of water at 20 o C dissolves 2.7 volumes of the ga..
Problem
7. About 0.98 g of the chloroplatinate of some diacidic base when ignited left 0.39 g of platinum as residue. What is the molecular mass of the base? (Atomic mass of Pt = 198..
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