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Classification Of Elements And Periodicity In Properties

Question
CBSEENCH11005543
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Predict the formula of the stable binary compounds which would be formed by the following pairs of elements:

(i) element 114 and fluorine

(ii) element 120 and oxygen.

Solution

(i) Element 114 belongs to group 14 with a valence of 4. Fluorine belongs to group 17 with a valence of 1. Hence the formula of the compound formed would be Uuq. I4.
(ii) Element 120 belongs to group 2 with a valence of 2. Oxygen belongs to group 16 with a valence of 2. Hence the formula of the compound formed would be Ubn.O.

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