0
I'm not sure what you're looking for:
- Atomic number = number of protons.
- Number of Protons plus number of Neutrons = Atomic Mass number.
- Number of electrons = number of Protons in an uncharged atom.
Wiki User
∙ 13y ago
Wiki User
∙ 10y agoThe period tells you the principal quantum number of the outer electron shell. So period elemnts will have valence electrons in one or more of the following orbitals 3s, 3p, 3d
Add your answer:
Earn +20 pts
How is the periodic table arranged from left to right?
The periodic table is arranged from left to right in the order of atomic numbers.
What are the order of elements on the periodic table based on?
the elements in the modern periodic table are arrange in the increasing order of their atomic numbers.
What does every column in the periodic table contain?
numbers
Are the elements of the periodic table arranged by their neutron numbers?
yes
How do you CALCULATE VALENCY?
If you look at the Periodic Table. inside one of the element's boxes, there will be numbers along the bottom or side. The last number tell you how many Valence electrons it has.
Is the periodic table organized by atomic numbers?
The Periodic Table is.
Where are the elements with the highest chloride numbers located on the periodic table?
On the right side of the periodic table.
Where is the period number found on the periodic chart of the elemnts?
Usually at the top ... and classically written in Roman numerals.Yes, there are numbers at the top of a periodic table, although they are for the groups/families on the periodic table. Usually the period numbers are found to the left of the periodic table.
How is the periodic table arranged from left to right?
The periodic table is arranged from left to right in the order of atomic numbers.
What does every column in the periodic table contain?
numbers
What are the order of elements on the periodic table based on?
the elements in the modern periodic table are arrange in the increasing order of their atomic numbers.
How is the periodic table arranged in terms of their ato mic structures?
The elements in the periodic table are arranged in order of increasing atomic numbers.
What does row numbers mean?
The number of period in periodic table.
What is the chart arranged according to atomic numbers?
The periodic table.
Are the elements of the periodic table arranged by their neutron numbers?
yes
Why do elements within a periodic the periodic table have different properties?
They have different numbers of valance electrons...
Is your modern periodic table based on atomic mass or atomic number?
The modern periodic table is arranged according to the elements' atomic numbers.
