Question

how do you find valency

Answer 1

Group vl and volume elements like oxygen are also reactive as they seek electron pairs to complete their octet Calcut ate the valency of an element using the total number of electron

Answer 2

If the number of electrons in the outer shell is between one to four, the compound is said to have positive valency. For compounds with electrons four, five, six, or seven, the valency is determined by subtracting the electron from eight. All noble gases except for Helium have eight electrons...