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The maximum number of electrons which each sub-shell can occupy is:
(1) 2n2
(2) 2n
(3) 2 (2l+1)
(4) (2l+1)
Ans: 2(2l+1)
How do you account for the following: (a) All scandium salts are white. (At. No. of Sc = 21) (b) The first ionization energies of the 5d transition elements are higher than
how to prepare 100ml of 40% urea solution
(CH3)2CHOH
Nebulisation techniques: The accuracy, precision and detection limits of flame AAS depend on how the analyte sample is introduced into the atomiser. We need to transfer a repr
why is density of interstitial compounds less than that of parent metal ?
metal A was determined to be 95%extracted into methylene chloride with dethizone at pH6, when equal volumes of aqueous and non-aqueous solvents were used. what is the distribution
In the cases that we carried out in lectures we assumed that, in scaling up: If the TIP Speed was constant then (Note: Because D a and D t are constructed at a fixed ratio we
What is hydrometallurgy
how they occured
Q. Extraction of Aluminium? Aluminium cannot be extirpated economically from the silicate minerals. Therefore bauxite is the most important ore for the extraction of alumimum,
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