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2 July, 01:08

A student has a piece of aluminum metal. Which is the most reasonable assumption the student could make about the metal?

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Answers (2)
  1. 2 July, 01:32
    0
    Aluminium belongs to 13th group of periodic table. It undergoes oxidation to given Al^+3.

    It is observed that when aluminium is added to a solution of copper sulphate the colour of the solution changes from blue to grey. It is due to formation of grey coloured solution of aluminium sulphate as

    2Al^+3 + 3SO4^-2 - --> Al2 (SO4) 3
  2. 2 July, 01:33
    0
    E. It could be stretched into a thin wire.

    Explanation:

    Metals are malleable. This means that they can be hammered or pressed into different shapes without braking. They are also ductile, which means that they can be drawn out into thin wires without braking.
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