Question

if the symbolic representation of an atom is 6x,find its valancy ,name and also give 3 reason for the valancey​

Answer 1

Answer:

X6 => Here subscript 3 represents its atomic number and superscript 6 denotes its mass number. Electronic configuration 2, 1. Element X has single electron in outermost shell so its valency would be 1. Element X is lithium.Nov 4, 2017

Answer 2

Answer:

3X6 => Here subscript 3 represents its atomic number and superscript 6 denotes its mass number.

Atomic number of element X = 3

Electronic configuration 2, 1.

Element X has single electron in outermost shell so its valency would be 1.

Element X is lithium.