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Atomic Structure

Q14.

(a) The nucleus of a particular atom has a nucleon number of 14 and a proton number of 6.

(i) State what is meant by nucleon number and proton number.

(1 mark)

(ii) Calculate the number of neutrons in the nucleus of this atom.

(1 mark)

(iii) Calculate the specific charge of the nucleus, in C kg-1.

 

(3 marks)

(b) The specific charge of the nucleus of another isotope of the element is 4.8 × 107 C kg–1.

(i) State what is meant by an isotope.

(2 marks)

(ii) Calculate the number of neutrons in this isotope.

(3 marks)

(Total 10 marks)