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प्रश्न
Write a short note on the following type of element –
inner transition elements
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 family of metals having valency two.
Write the name from the description.
Nonmetals in the third period.
What is the main characteristic of the last elements in the periods of a periodic table? What is the general name of such elements?
d-block elements are otherwise known as ______.
d-block elements are called transition elements.
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.
Assertion (A): Noble gases are chemically inert in nature.
Reason (R): Noble gases have stable electronic structures.
Answer the following questions related to the modern periodic table.
Which block elements are known as transition elements?
Answer the following questions related to the modern periodic table.
How are elements placed around the zig-zag line in the p-block of the periodic table?
