d&f block elements, Chemistry

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difference between lantanoids and actinoids

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Electronic configuration of h is, Electronic configuration of H -   is : ...

Electronic configuration of H -   is : (1) 1s 0                    (2)  1s 1        (3)1s 2               (d) 1s 1 , 2s 1 Ans: 1s 2

Physical properties of acrylic acid, Physical Properties of Acrylic Acid ...

Physical Properties of Acrylic Acid a. Acrylic Acid is colourless pungent smelling liquid. Its boiling point is 141°C. b. Acrylic Acid is miscible with alcohol, water and et

The number of electrons in, The number of electrons in [ 40 19 k ] -1   i...

The number of electrons in [ 40 19 k ] -1   is: (1) 19      (2) 20      (3)18     (4)40 Ans: 40

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Point imperfection: They are imperfect point-like regions in the crystal. One or two atomic diameters are the typical size of a point imperfection. A substitution impurity and an

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How to calculate rate constant of first order reaction, find the rate const...

find the rate constant of first order reaction if 75% of reaction is completed in 6.03 sec

Why conduction band overlaps with valence band in mg, Because Mg is metal. ...

Because Mg is metal. We know from the properties of the metal it will mallable, ductile, and good conductor for electricity. So, for better conduction the conduction band must over

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