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 Form 2 Chemistry questions and answers on structure and bonding

(a) Other than their location in the atom,name two other differences between an electron and a proton.
(b) The table below gives the number of electrons, protons and neutrons in particles A, B,C,D, E,F and
G.
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(i) Which particle is likely to be a halogen?
(ii) What is the mass number of E?
(iii) Write the formula of the compound formed when E combines with G.
(iv) Name the type of bond formed in (m) above.
(v) How does the radii of C and E compare? Give a reason.
(vi) Draw a dot (.) and cross (X) diagram for the compound formed between A and F.
(vii) Why would particle B not react with particle D?

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