Science, asked by BhaviDhankhar, 3 months ago

please solve it for me !!!!​

Attachments:

Answers

Answered by Anonymous
3

Answer:

Atom Protons Electrons Neutrons

X 4 4 5

Y 6 6 6

Z 9 9 10

Name of Elements

X=Beryllium

Z=Carbon

Y=Fluorine

Atomic Number

Beryllium=4

Carbon=6

Fluorine=9

Mass of Number

Beryllium=9

Carbon=12

Fluorine=18

Valency Number

Beryllium=2

Carbon=4

Fluorine=1

Similar questions