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प्रश्न
Name or state following with reference to the element of the first three periods of the periodic table.
The periods which contain the inner transition elements.
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उत्तर
Inner transition elements in the 6th period and 7th period.
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संबंधित प्रश्न
Write the name from the description.
The family of metals having valency one.
Write the name from the description.
The family of metals having valency two.
Write a short note on the following type of element –
inner transition elements
If the electronic configuration of an element is 1s2 2s2 2p6 3s2 3p1’then it will
occupy ______ block of the periodic table.
______ block element is placed at the bottom of the periodic table.
d-block elements are called transition elements.
Group 3-12 elements in the modern periodic table are called d block elements.
Write the answer to the questions with reference to the periodic table.
- What do (A), (B), (C), and (D) represent? [1]
- Elements are arranged in increasing order of their ______. [1]
- Write the electronic configuration of the first four elements in Group I. [1]
- What change in atomic radius is observed in moving from left to right in a Period? [1]
- Give a reason for (d). [1]
Answer the following questions related to the modern periodic table.
Name the blocks with the groups that they consist of.
Answer the following questions related to the modern periodic table.
Which block elements are known as transition elements?
