Jul 21, 2010
Question : Proton number and Nucleon Number
Table 1 shows the proton numbers and nucleon number of five elements represented by J, K, L, M and N. Answer the questions that follow uisng the given symbols for the elements
a) i) Which of these are isotopes for the same element? _____________________
ii) Explain your answer in a) i) _____________________________________________
b) Do the elements in a) i) have the same chemicla properties? Why?
___________________________________________________________________________
c) State the number of neutrons in an atom of element
K __________
M __________
d) Write the electron arrangement of an atom of element
J ______________________________________
L ______________________________________
e) Draw the atomic structure of element
i) K
ii) N
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