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प्रश्न
Correct the statement.
Transition elements are placed at extreme right of the periodic table.
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उत्तर
Inert gases are placed at the extreme right of the periodic table.
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संबंधित प्रश्न
Write the names given to the vertical columns and horizontal rows in the Modern Periodic Table. How does the metallic character of elements vary on moving down a vertical column? How does the size of atomic radius vary on moving left to right in a horizontal row? Give reason in support of your answer in the above two cases.
Write the merits of the modern periodic table over Mendeleev’s Periodic table
Which of the following statement is correct in regard to the classification of elements?
(a) Elements in modern periodic table are arranged on the basis of increasing atomic masses.
(b) Elements in Mendeleev's periodic table are arranged on the basis of increasing atomic numbers.
(c) In modern periodic table, the element nickel of lower atomic mass is kept before the element cobalt of higher atomic mass.
(d) In modern periodic table, the isotopes of chlorine having different atomic masses are kept in the same group.
What is the fundamental difference in the electron configurations between the group 1 and group 2 elements?
In the modern Periodic Table, why does cobalt with higher atomic mass of 58.93 appear before nickel having lower atomic mass of 58.71?
An element barium has the atomic number 56. Look up its position in the periodic table and answer the following question.
Is it larger or smaller than caesium (Cs)?
Name the noble gas with 3 shells.
Name the cation and the anion in the salt – calcium sulphate
The groups 1 and 2 constitute the ______ block.
Which of the following is the outermost shell for elements of period 2?
