Answer:
from left to right: liquid, solid, gas
Explanation:
When we go to periodic table, Sulfur is
an element that has 16 protons and 16 electrons.
when there is 18 electrons, with number of two electrons more than protons. This makes it an ion and
the ion has a -2 charge.
So when there is16 protons, 18 neutrons, and 18 electrons the symbol is S⁻².
The neutrons have no charge but they add only mass to the
elements. So when there is 16 neutrons, it doesn't change the symbol of ion.
Elements in the same group have similar properties
Answer:
I believe the correct answer is:
C. competition
Solid gold. 10 carat indicates gold purity is not 100%. For 24 karat gold is pure gold.
