Group 1 elements
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La durée de la leçon est: 50 minÉléments de cette leçon
Slide 1 - Diapositive
1. What are Group 1 elements commonly known as?
Slide 2 - Question ouverte
2. Name the first three alkali metals.
Slide 3 - Question ouverte
3. What is a key property of alkali metals?
Slide 4 - Question ouverte
4. How do alkali metals react with water?
Slide 5 - Question ouverte
5. What is the general formula for the reaction between an alkali metal and water?
Slide 6 - Question ouverte
6. What happens when sodium (Na) reacts with water?
Slide 7 - Question ouverte
7. Why are alkali metals stored in oil?
Slide 8 - Question ouverte
8. What happens to the reactivity of alkali metals as you go down the group?
Slide 9 - Question ouverte
9. Which is more reactive, lithium or potassium?
Slide 10 - Question ouverte
10. What happens when potassium reacts with water?
Slide 11 - Question ouverte
11. What is the state of alkali metals at room temperature?
Slide 12 - Question ouverte
12. What is a common characteristic of alkali metals in terms of their density?
Slide 13 - Question ouverte
13. Why do alkali metals become softer as you go down the group?
Slide 14 - Question ouverte
14. What color does lithium produce when burned in a flame?
Slide 15 - Question ouverte
15. Why are alkali metals good conductors of electricity?
