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Chemistry · May / June 2025 · Paper 41 · Question 6

0620

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This question is about the Periodic Table.

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  • 6(a)[1]

    halogen(s)

  • 6(b)[1]

    fluorine / F2

  • 6(c)[2]

    M1 solid

    M2 grey-black

  • 6(d)(i)[2]

    Br2 + 2I– → 2Br– + I2

    M1 I– as a reactant and Br- as a product

    M2 equation fully correct

  • 6(d)(ii)[3]

    M1 343

    M2 350

    M3 –7

  • 6(e)(i)[2]

    any two from:-

    solid dissolves / solid disappears
    bubbling / effervescence / fizzing
    melts / forms a ball
    floats
    moves

  • 6(e)(ii)[1]

    blue

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