Question

10.8.20
1. In the
ch-Lines and Angles
Dorigonomentry Assignment
Figure, if ABILCD, then what is the value
ofy.
a
Given
ABIICD
Find value of
24
by
y = ?​

Answer 1

Answer:

The atomic number or proton number (symbol Z) of a chemical element is the number of protons found in the nucleus of every atom of that element. The atomic number uniquely identifies a chemical element. It is identical to the charge number of the nucleus.