Welcome to the 1520 Perfect Dictionary
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| Co-ordination compounds | |
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| CO-ORDINATION COMPOUNDS Definition: (chemistry) Compounds in which the atoms or groups are united by co-ordinate bonds, secondary valences supplementary to the principal valences (e.g. addition compounds), especially (co-ordination complex compounds) one in which there is a central atom or ion. ___________________________________ See perfect specificity. See perfect compound (2). ___ See perfect variousness. See perfect numerousness. ___ See perfect particularity (1). See perfect characteristic (1). | |
1520 Products |
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1520 Products was established in 2005 with the purpose of entertaining and teaching us on key and important aspects of life (such as marriage, sex, etc) through the playing of games which will allow us to laugh but at the same time pass a message of what is the right or ideal way. |
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 1520 Sex Game |
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 1520 Marriage Game |