Upgrade to remove ads
Only $35.99/year

Chem 4.5 & 4.6

Terms in this set (16)

A period is the
Horizontal rows
A family or group is the
Vertical columns
How many periods are there?
7
John Newland's table was based on
A relationship called law of Octaves
The properties of the elements are repeated every 8 elements according to the
Law of octaves
According to the law of octaves, element two will have similar properties to element
Nine
How many groups are there?
18
The law of octaves ended up
Not working for all known elements and was not accepted
The first periodic table was mostly credited to
Dimitri Mendeleev
In Mendeleev's table the elements were arranged according to increasing
Atomic Mass
One important result of Mendeleev's table was that the
Existence and properties of undiscovered elements could be predicted
The elements in the modern periodic table are arranged according to increasing
Atomic number
The increasing atomic number in the modern periodic table is a result of
Henry Moseley
The modern arrangements of elements is based on number of
Protons in the nucleus of an atom of the elements
The modern form of the periodic table results in the
Periodic table
When elements are arranged according to increasing atomic number there is a periodic repetition of their chemical and physical properties
Periodic law
Sets found in the same folder