C3

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  • Created by: Anya
  • Created on: 14-05-14 18:26

What are elements in gorup 1 known as?

Are they high or low density?

As you go down do they become more or less reactive?

Why is this?

Do they want to lose or gain an electron?

What do they form when they react with non-metals?

What charge do do they obtain?

Do halogens have high or low melting points as you go down?

As you go down do they become more or less reactive?

Why is this?

What 3 things halogens do?

What do halogens form when they bond with metals?

Are they pos or neg charged?

What are some  properties of transition metals?

What are they used as?

How is energy measured?

Wat method can be used to compare amount of enrgy released by food?

In an exothermic reaction is the energy released from forming new bonds greater or less than the energy released from forming new bonds?

In an endothermic reaction is the energy needed to break bonds greater or less than energy released from forming…

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