SECTION-D
(1) The way metals like sodium, magnesium and iron react with air and water is an indication of
their relative positions in the 'reactivity series'. Is this statement true? Justify your answer with
examples
1) What will
you
observe when
(a) Some zinc pieces are put in copper sulphate solution
(b) Some silver pieces are put into green coloured ferrous sulphate solution
) Which of the following metals will melt at body temperature?
Gallium, Magnesium and Caesium
[5]
OR
) Write electron dot diagram for chlorine (At. no. 17) and calcium (At. no. 20). Show the
formation of calcium chloride by transfer of electrons,
) Identify the nature of above compound and explain three physical properties of such compound.
Answers
Answered by
1
Answer: msome zinc pieces are put in copper sulphata solution
Explanation:
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