How do I remember the valencies of elements?
are there any tricks?
pls , help:)
Answers
Answered by
1
Answer:
If the no. electron in the last orbit are 1,2,3 and 4 , then the valency will be 1,2,3 and 4 only respectively
and if it's more than 4 then just subtract it from 8
Answered by
0
Answer:no there is no for learning valancies you have to learn atomic number of elements
Explanation:no will ask you to write valancy above 40 no
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