chemistry chapter 3 0.0 / 5 ? ChemistrychemistryOtherNone Created by: sharshar444Created on: 25-05-18 21:52 1038259147 Across 1. what reaction involves mixing two powders and heating them strongly (8) 3. to extract iron from its ore, firstly separate iron oxide from the _____ it is mixed with (9) 4. what is a mixture of iron oxide and other compounds (4, 3) 7. there is a _____when potassium reacts with water (5) 8. what forms when a metal reacts with oxygen (2, 5) Down 2. what is the most reactive metal (9) 3. what does magnesium react slowly with (4, 5) 5. a rock that you can extract a metal from is called an (3) 9. what non-metal can be placed in the reactivity series? (6) 10. what happens when you sprinkle zinc powder into a bunsen flame (6, 5, 6)
Comments
No comments have yet been made