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What are alloys? Name an important alloy...

What are alloys? Name an important alloy which contains some of the lanthanoid metals. Mention its uses.

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An alloy is a homogeneous mixture of two or more metals or non-metals. It is prepared by blending the metals (and/or non-metal) in molten state. (1)
An important alloy containing lanthanoid metals (95%), iron (5%), traces of S, C, Ca and Al are misch metal. (1) Misch metal is used in Mg based alloy to produce bullets, shell and lighter flint.
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Name an important alloy containing some of the lanthanoid metals.

(i) Which is the last element in the series of the actinoids? Write the electronic configuration of this element. Comment on the possible oxidation state of this element. (ii) What is lanthanoid contraction? Name an important alloy which contains some of the lanthanoid metals.

Knowledge Check

  • The alloy which contains nickel is :

    A
    Brass
    B
    Bell metal
    C
    Bronze
    D
    German silver

  • The alloy which contains nickel is :

    A
    Brass
    B
    Bell metal
    C
    Bronze
    D
    German silver

  • Duraluminium an alloy contains :

    A
    Mg + Al
    B
    Mg + Cu + Al + Mn
    C
    Mg + Cu
    D
    Cu + Al

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    Duraluminium an alloy contains :

    An alloy which does not contain copper is:

    An alloy which does not contain copper is :

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