how are elements arranged in the modern periodic table quizlet?
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In the modern periodic table, elements are arranged by increasing atomic number. ... Properties of elements repeat in a predictable way when atomic numbers are used to arrange elements into groups.
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Elements are arranged in the increasing order of atomic numbers. Horizontal rows in the periodic table are called periods and vertical columns in the table are called groups. Elements in the modern periodic table are arranged in 7 periods and 18 groups.
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The periodic table on the left separates elements into three groups: the metals (green in the table), nonmetals (orange), and metalloids (blue). Most elements are metals. They are usually shiny, very dense, and only melt at high temperatures. Their shape can be easily changed into thin wires or sheets without breaking.
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The arrangement of the periodic table leads us to visualize certain trends among the atoms. The vertical columns (groups) of the periodic table are arranged such that all its elements have the same number of valence electrons. All elements within a certain group thus share similar properties.
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The organization of electrons in atoms explains not only the shape of the periodic table but also the fact that elements in the same column of the periodic table have similar chemistry. ... Elements in each column have the same valence shell electron configurations, and the elements have some similar chemical properties.
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Elements are arranged from left to right and top to bottom in order of increasing atomic number. Order generally coincides with increasing atomic mass. The rows are called periods.
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A modern periodic table arranges the elements in increasing order of their atomic numbers and groups atoms with similar properties in the same vertical column (Figure 2). Each box represents an element and contains its atomic number, symbol, average atomic mass, and (sometimes) name.
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The periodic table, also known as the periodic table of elements, is a tabular display of the chemical elements, which are arranged by atomic number, electron configuration, and recurring chemical properties.
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The main difference between Mendeleev and Modern Periodic Table is that Mendeleev's periodic table orders the elements based on their atomic mass whereas Modern periodic table orders the elements based on their atomic number.
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Periodic trends arise from the changes in the atomic structure of the chemical elements within their respective periods (horizontal rows) and groups in the periodic table. These laws enable the chemical elements to be organized in the periodic table based on their atomic structures and properties.
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In the modern periodic table, elements are arranged by increasing atomic number (number of protons). Describe the periodic table? Properties of elements repeat in a predictable way when atomic numbers are used to arrange elements into groups.
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Elements are listed in order of increasing atomic number (the number of protons in the atomic nucleus) and arranged so that elements with similar properties fall into the same columns. Elements are listed with, among other information, their element symbol, atomic number and atomic mass.
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['The elements are arranged based on their increasing atomic number.', 'There are 7 periods and 18 groups in the table.', 'The inert gases i.e. He, Ne, Ar, etc. ... ', 'All the groups are divided into sub groups A and B except 0 and VIII group in the modern periodic table.']
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Terms in this set (6) In the modern periodic table, elements are arranged by increasing atomic number.
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The modern periodic law states that the physical and chemical properties of the elements are the periodic functions of their atomic numbers. Scientists arranged elements in increasing order of their atomic numbers from left to right across each row.
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The periodic table of elements arranges all of the known chemical elements in an informative array. Elements are arranged from left to right and top to bottom in order of increasing atomic number. Order generally coincides with increasing atomic mass.
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Periodic Table of Elements. ... Elements are arranged from left to right and top to bottom in order of increasing atomic number. Order generally coincides with increasing atomic mass. The rows are called periods.