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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 merits of the modern periodic table over Mendeleev’s Periodic table
Name the scientist who first of all showed that atomic number of an element is a more fundamental property than its atomic mass.
What is meant by a period, in a 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.
The elements A, B, C and D belong to groups 1, 2, 14 and 17 respectively of the periodic table. Which of the following pairs of elements would produce a covalent bond?
(i) A and D
(ii) C and D
(iii) A and B
(iv) B and C
(v) A and C
Give the chemical formula of magnesium nitrate
Compare Modern Periodic Law with Mendeleev's Periodic Law.
Which of the following statements about the Modern periodic table is correct?
The inert gas which lies in the third period is ______
The elements A, B, C, D and E have atomic number 9, 11, 17, 12 and 13 respectively. Which pair of elements belong to the same group?
