The formula is SrCl2. hope this helps
Answer:
Explanation:
If an atom has 13 electrons then it belongs to p-block of periodic table.
s level can accommodate 2 electrons.
p level can accommodate 6 electrons.
13 means 1s2 2s2 2p6 3s2 3p1.
As you can see there totally 5 sub-shells.
Total number of shells are 3(1,2,3).
(19.78 x 10) + (80.22 x 11) all of them divided by 100= 10.81 amu
Answer:
answer number C is the correct answer for this
