atom, Chemistry

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two reasons why is it necessary to ionise chromium atomsin a sample

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The number of d electrons, The number of d  electrons in Fe +2    (atomic ...

The number of d  electrons in Fe +2    (atomic number of Fe= 26  ) is not equal to that of the: (1) p-electrons in Ne   (At. No.= 10)   (2) s-electrons in   (At. No.= 12)

How nomenclature would be easy to do?, 1.First find the maximum number of c...

1.First find the maximum number of carbons chain.Give it to as a parent name. 2.Next find functional groups and give numbering.(Functional group must get minimum number) 3.Ne

Determine the wavelength of the light, If change in energy (ΔE) = 3x 10 -8...

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Write down the molecular formula of the oxidation reaction, Write down the ...

Write down the molecular formula of the overall oxidation reaction of a fatty acid in these three reaction cascades. What roles do A and B play in these reaction cascades?

Important synthetic rubbers: terylene, Terylene: Preparation:  teryle...

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Calculate the mean heat capacity, a) Calculate the energy required to heat ...

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Determine total energy of the electrons of hydrogen atom, The ratio between...

The ratio between kinetic energy and the total energy of the electrons of hydrogen atom according to Bohr's model is: (1) 2 : 1  (2)1 : 1      (3)1 : - 1           (4)

Determine rate of flow, Containers in Illustrations C and D are identical ...

Containers in Illustrations C and D are identical Each container is 3.25'w x 3.25'w x 8.4'l Total capacity of each container 88.725 cubic feet Each container is filled wit

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Which of the following is not isoelectronic, Which of the following is not ...

Which of the following is not isoelectronic : (1) Na +                 (2) Mg 2+                          (3) O 2-                        (4) Cl - Ans:(d)Cl -

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