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3 Cards in this Set
- Front
- Back
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Group I Carbonates, Hydroxides, Nitrates/Nitrides, Oxides |
1) Carbonate: Na, K, Rb and Cs soluble and thermally stable Li and Mg insoluble and thermally unstable 2) Hydroxides: Na, K, Rb and Cs thermally stable Li and Mg thermally unstable 3)Nitrates/Nitrides: Na, K, Rb and Cs decomposes to form nitrites; does not form nitrides Li and Mg decomposes to form oxides; form nitrides 4) Oxides Na, K, Rb and Cs forms peroxides; predominantly ionic Li and Mg does not form peroxides; ionic with covalent character |
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Group II Chlorides, Oxides and Hydroxides |
1) Chlorides: Mg, Ca, Sr and Ba ionic and does not hydrolyse Be and Al covalent and completely hyrdolyses to give acidic solution 2) Oxides and Hydroxides: Mg, Ca, Sr and Ba basic Be and Al amphoteric |
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Group III Chlorides, Oxides and Elements |
1) Chlorides Al less readily hydrolysed B and Si hydrolyses readily 2) Oxides Al amphoteric, ionic oxide with covalent character B and Si acidic, covalent oxides 3) Element Al metal; conductor of electricity B and Si metalloid; semi-conductors |
