"Matter and Elements Quiz Crossword": HTML5 Crossword

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2. Which atomic particle has a positive charge? (6)
5. The rows of the periodic table are called the ? (7)
7. A molecule that is made up of 2 or more elements is called a? (8)
9. Which atomic particle has a negative charge? (8)
11. What is name given to the cluster of protons and neutrons? (8)
12. The periodic table is grouped by metals, nonmetals and? (10)

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1. Matter is anything that has mass and? (6)
3. Water and salt molecules are good examples of what type of molecule? (8)
4. Which atomic particle has a neutral charge? (7)
6. Atoms combine to form? (9)
8. The atoms of a molecule are connected together by strong? (5)
10. Which state of matter has tight bonds? (5)
13. The smallest particle of matter is the ? (4)