Two elements X and Y belong to group 1 and 2 respectively. in the same period compare them with respect as - a) The number of valence electrons. b) valency c) metallic characters. d) size of the atoms. e) formulae of their oxides and chlorides.
Asked by Akshay pavecha
| 11th Feb, 2014,
11:06: AM
Expert Answer:
Dear Akshay
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Solution for first two queries,
- The group 1 elements are called as alkali metals while group 2 elements are called as alkaline earth metals.
- Valency: The alkali metals can have +1 oxidation state while the alkaline earth metals can have +2 oxidation state.
- The number of valence electrons in alkali metals is 1 while the number of valence electrons in alkaline earth metals are 2.
Regards
Topperlearning Team.
We cannot entertain more than 5 questions in a subject per day. In case of multiple questions within a query, please post each question individually and let us know where you are getting stuck so that we would be able to explain things better.
- The group 1 elements are called as alkali metals while group 2 elements are called as alkaline earth metals.
- Valency: The alkali metals can have +1 oxidation state while the alkaline earth metals can have +2 oxidation state.
- The number of valence electrons in alkali metals is 1 while the number of valence electrons in alkaline earth metals are 2.
Topperlearning Team.
Answered by
| 11th Feb, 2014,
05:37: PM
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