Answer:
Explanation:
There are 35 protons.
The number of electrons = 36 electrons gives a -1 charge.
Where did all the other minus charges go?
They must be balanced by 35 protons.
Answer:
<h3>The answer is 1.71 %</h3>
Explanation:
The percentage error of a certain measurement can be found by using the formula
From the question
actual mass = 200 g
error = 200 - 196.59 = 3.41
We have
We have the final answer as
<h3>1.71 %</h3>
Hope this helps you
Answer:
choose the one with the least amount of electrons ex:iron
Explanation:
Answer:
Most similar - Lithium
Least similar - Phosphorus
Explanation:
Rubidium is an element in group 1A of the periodic table. It is a metal and forms an ionic compound with chlorine. The formula of the compound is RbCl.
If we look at the options, Lithium is also a group 1A element and forms an ionic compound with chlorine having the formula LiCl which is very much similar to RbCl chemically.
Phosphorus is a nonmetal. Its compounds with chlorine, PCl3 and PCl5 are covalent and does not resemble RbCl in any way.