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Daily Practice

GCSE Science

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7th March 1993

5 questions · GCSE · 584 questions in this band

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  1. 1
    Organic Chemistry

    Hexadecane (C16H34) is cracked to produce dodecane (C12H26) and one other product. Calculate the molecular formula of the other product.

  2. 2
    Alkanes, Alkenes and Crude Oil

    Name the alkene with the molecular formula C4H8.

  3. 3
    Alcohols, Carboxylic Acids and Polymers

    Name the type of biological molecule formed when amino acid monomers join together by condensation polymerisation.

  4. 4
    Chemical Analysis

    Describe the result of the test for carbon dioxide.

  5. 5
    Tests for Ions, Gases and Flame Tests

    A solution forms a green precipitate with sodium hydroxide solution. Which ion is present?

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