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What is the periodic tables orderly arrangement of?
The periodic table is an orderly arrangement of elements based on their atomic number, electron configuration, and chemical properties. It organizes elements into groups and periods to show trends in their behavior and properties.
Modern periodic table is invented by?
The modern periodic table was invented by Dmitri Mendeleev in 1869. Mendeleev organized the elements by increasing atomic mass and grouped them based on similar chemical properties, which laid the foundation for the periodic table we use today.
How does the modern periodic table arrange the elements?
In the modern version of the periodic table, the elements are arranged in increasing order of the atomic number. The chemical properties of an element can be predicted by its group. For example group 1 elements react violently to give away one electron to form +1 ions where group 18 elements are inert in standard temperature and pressure. This periodic table was introduced by Henry Mosley.
What is M periodic table?
The M periodic table, or Mendeleev's periodic table, is a historical version of the periodic table created by Dmitri Mendeleev in 1869. It organized elements based on their atomic mass and properties, leading to the prediction of undiscovered elements. Mendeleev's table highlighted periodic trends and allowed for the arrangement of elements into groups with similar characteristics. While modern periodic tables are organized by atomic number, Mendeleev's work laid the foundation for the development of the periodic table as we know it today.
Why are the elements on the periodic tables separated into periods?
The elements on the periodic table are separated into periods based on the number of electron shells they have. Elements in the same period have the same number of electron shells, which influences their chemical properties and reactivity.
What is the similarities in the modern periodic table and Mendeleev's table?
They have simliar properties and same elements although later on more elements were added to the modern periodic table.=Both periodic tables have elements grouped by similar properties. Mendeleev's periodic table had elements arranged in order of increasing atomic mass in columns with similar properties. While many of the elements are in order of atomic mass on the modern periodic table, some are not, as the modern table has elements arranged in order of increasing atomic number.=
How does the modern periodic arrange the elements?
The modern Periodic Table arranges elements based on properties. These properties include valence electrons of the elements and density for example.
What are the properties based on modern periodic table?
Properties of elements are periodic function of atomic number. Elements with same chemical properties are grouped together.
What is the modern periodic table based on?
The modern periodic table is based on the atomic number of elements, which is the number of protons in the nucleus of an atom. Elements are arranged in order of increasing atomic number, which helps to group elements with similar properties in columns called groups or families.
What two properties are the modern periodic table based upon?
Mendeleev created the first periodic table based on atomic weight. He observed that many elements had similar properties, and that they occur periodically, hence the name, periodictable. From this, he made the periodic law.
What two properties are the modern periodic table based on?
Properties of elements are periodic function of atomic number. Elements with same chemical properties are grouped together.
How many periodic tables have there been?
There have been around 700 different periodic tables created since the concept was first introduced in the 19th century. These periodic tables vary in organization, structure, and focus, but all aim to arrange the elements based on their properties and behaviors.
What is the periodic tables orderly arrangement of?
The periodic table is an orderly arrangement of elements based on their atomic number, electron configuration, and chemical properties. It organizes elements into groups and periods to show trends in their behavior and properties.
What is the name of the person who developed our modern periodic table?
Dmitri Mendeleev is credited with developing the modern periodic table in 1869. He arranged the elements based on their properties and atomic weights, predicting the properties of undiscovered elements.
State the periodic law on which Mendeleev's Periodic table was based and why and how this periodic law changed?
Mendeleev's Periodic Table was based on the periodic law which states that the properties of elements are a periodic function of their atomic masses. This law changed with the discovery of atomic number by Moseley which stated that the properties of elements are a periodic function of their atomic numbers, leading to a more accurate and modern periodic table based on atomic number.
Who developed your modern periodic table in 1869?
Dmitri Mendeleev is credited with developing the modern periodic table in 1869. He arranged the elements based on their atomic mass and chemical properties, predicting the properties of undiscovered elements. Mendeleev's table laid the foundation for the periodic table we use today.
Modern periodic table is invented by?
The modern periodic table was invented by Dmitri Mendeleev in 1869. Mendeleev organized the elements by increasing atomic mass and grouped them based on similar chemical properties, which laid the foundation for the periodic table we use today.
