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Earth Materials

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Y10 revision of new GCSE specification

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Crossword clues

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A mixture containing two or more metallic elements or metallic and nonmetallic elements usually
1 Across
Carbon fuel produced by distillation of coal
4 Across
A substance consisting of two or more substances mixed together (plural)
6 Across
A brittle transparent solid with irregular atomic structure
7 Across
A stable particle with positive charge equal to the negative charge of an electron
11 Across
A chemical decomposition reaction produced by passing an ___ current through a solution
14 Across
A substance formed by chemical union of two or more elements or ingredients in definite proportion
15 Across
A particle that is electrically charged
16 Across
A sedimentary rock consisting mainly of calcium that was deposited by the remains of marine animals
2 Down
The process of oxidizing
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An elementary particle with negative charge
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An arbitrary sign that has acquired a conventional significance
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An alloy of iron with small amounts of carbon
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Occurring or formed with the liberation of heat
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The smallest component of an element having the chemical properties of the element
12 Down
Any process in which electrons are added to an atom or ion
13 Down

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