C1 - Chemistry fundamentals
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C1 - Chemistry fundamentals
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25 Questions

1. What is a compound?

2. What is a mixture?

3. What is a word equation?

4. What is the chemical formula for oxygen?

5. What is a chemical symbol?

6. An incredibly tiny object

7. Protons - neutrons and electrons

8. What is a molecular substance?

9. Name five molecular substances

10. What is a molecule?

11. What are products?

12. How are the properties of a compound dependent on the properties of the elements which make them up?

13. What is the chemical formula for hydrogen?

14. Because carbon dioxide is a gas so it escapes to the surroundingsI. the reaction magnesium + oxygen à magnesium oxide - why does the mass increase?

15. What is the periodic table of the elements?

16. What is the chemical formula for nitrogen?

17. What is a symbol equation?

18. What is the chemical formula for water?

19. A particle smaller than an atom

20. What is the difference between a chemical change and a physical change?I. a physical change - the atoms are not rearranged to make new substances

21. What is a property?

22. What is a chemical bond?

23. What is a balanced equation?

24. What are reactants?

25. What is the chemical formula for methane?

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