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प्रश्न
How were elements arranged in the long form of the periodic table or the Modern Periodic Table?
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उत्तर
Long-form of periodic table elements were arranged in increasing order of atomic number.
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संबंधित प्रश्न
Why do all the elements of the same group have similar properties?
Name the scientist who first of all showed that atomic number of an element is a more fundamental property than its atomic mass.
An element X belongs to 3rd period and group 2 of the periodic table. State:
(a) number of valence electrons
(b) valency
(c) metal or non-metal
(d) name of the element
Name the type of elements which have two outermost shell incomplete.
Name the type of elements which have one electron short of octet.
How does the electronic configuration of an atom relate to its position in the modern periodic table?
Write a scientific reason.
Lithium and sodium are included in the same group in the periodic table.
Complete the following flow chart.
The amount of energy released when one or more electrons is added to the neutral atom is ______
Which of the following statements about the Modern Periodic Table is correct:
