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Compare four properties of alkali metals and alkaline earth metals.

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Alkali Metals Alkaline earth metals
1. The show +1 oxidation state. 1. They show + 2 oxidation state.
2. They are soft metals 2. They are harder than alkali metals.
3. They do not form complexes except Li. 3. They can form complex compounds
4. Their carbonates are soluble in water except Li2CO3 4. Their carbonates are insoluble water.

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