The atom questions | form five Chemistry

(6062) Question Category: Short answers

State four postulates of Dalton’s atomic theory.

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(6063) Question Category: Short answers

Why different atoms have different chemical properties. Briefly explain.

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(6064) Question Category: Short answers

Write the chemical symbol left ( _{A}^{Z}	extrm{X} 
ight ) and orbital electronic configuration for the atoms described in the following table:

S/n Number of Neutrons Number of Electrons
(i) 13 11
(ii) 7 8
(iii) 17 18
(iv) 16 16

 

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UNSOLVED

(6065) Question Category: Mathematical Calculation

Calculate the minimum energy required to remove an electron from the hydrogen atom in its ground state.

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UNSOLVED

(6066) Question Category: Short answers

Clearly state four postulates of Planck`s quantum theory as derived from black radiation.

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UNSOLVED


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