periodic table, Chemistry

solubility of s-block elements to flame test
Posted Date: 8/13/2012 10:26:50 AM | Location : United States







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The electronic configuration of four elements are given in brackets:  L (1s 2 , 2s 2 , 2p 1 , ) M (1s 1 , 2s 2 , 2p 5 ) Q (1s 2, 2s 2 , 2p 6 3s 1 ,) R ( 1s 1 , 2s 2 , 2p

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The difference in the mass of 100 moles of sodium atoms and sodium ions is 5.48002grams .compute the mass of an electron

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The correct electronic configuration of Ti(Z= 22)  atom is: (1) 1s 2 , 2s 2 , 2p 6 , 3p 6 , 4s 2 , 3d 2 ,   (2) 1s 2, 2s 2 , 2p 6 , 3p 6 , , 3d 4 ,         (3) 1s 2 , 2s

Sharp line source: When the bandwidth of the primary radiation is low with respect to the profile of the analyte absorption, the given amount of analyte would absorb more radi