periodic table, Chemistry

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what are the diagonal relationship between berylium and aluminium

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Ratio of radii of second and first Bohr orbits of H atom: (1) 2        (2) 4        (3) 3        (4) 5 Ans: 4

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Q. Show the Reactions of Boric Oxide? Boric oxide, B 2 0 3 , is the principal oxide of boron. It is also known as boron trioxide, boron sesquioxide and boric anhydride. It is p

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The following set of quantum numbers is possible, Which of the following se...

Which of the following set of quantum numbers is possible: (1) n=3, l=2, m=2,and s = +1/2  (2) n=3, l=4, m=0,and s = -1/2            (3) n=3, l=2, m=2,and s = +1/2  (4

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