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प्रश्न
Write a short note on the following type of element –
inner transition elements
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उत्तर
f-block elements i.e. Lanthanides and actinides are called inner transition elements.
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संबंधित प्रश्न
Write the name from the description.
The period with electrons in the shells K, L, and M.
Write the name from the description.
The metalloids in the second and third periods.
Write the name from the description.
Two elements having valency 4.
Write a short note on the following type of element –
normal elements
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.
d-block elements are otherwise known as ______.
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.
Assertion (A): Group 2 elements in the modem periodic table are called alkaline earth metals.
Reason (R): The oxides of group 2 elements produce alkaline solutions when they are dissolved in water.
Answer the following questions related to the modern periodic table.
Which block elements are known as transition elements?
