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(i) How would you account for the following:
(a) The transition elements exhibit high enthalpies of atomization.
(b) The 4d and 5d series of the transition metals have more frequent met- al metal bonding in their compounds than do the 3d metals.
(c) There is a greater range of oxidation states among the Actinoids than that in the lanthanoids.
(ii). Write the complete chemical equation for each of the following:
(a) An alkaline solution of KMnO4 reacts with an iodide.
Formula of a metallic oxide is MO.The formula of its phosphate will be: (1) M 2 (PO 4 ) 2 (2) M (PO 4 ) (3) M 2 (PO 4 ) (4) M 3 (P
how will you test for the presence of the halogen in iodoform?
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Assignment on coordination. Compound
Draw the structure of anisole and phenetole
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A covalent bond is likely to be formed between two elements which: (1) Have similar electronegativities (2) Have low ionization energies (3) Have low melting points (4
The number of electrons in the valence shell of calcium is: (1) 6 (2) 8 (3) 2 (4)4 Ans: 2
what is radiometric titration
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