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प्रश्न
Answer the following questions related to the modern periodic table.
Which block elements are known as transition elements?
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उत्तर
The d-block elements are called transition elements.
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संबंधित प्रश्न
Write the name from the description.
The group with valency zero.
Write the name from the description.
The family of metals having valency two.
Write the names from the description.
The metalloids in the second and third periods.
Write the names from the description.
Two elements having valency 4.
What is the main characteristic of the last elements in the periods of a periodic table? What is the general name of such elements?
Write a short note on the following type of element –
transition elements
Write a short note on the following type of element –
inner transition elements
Write a short note on the following type of element –
normal elements
Statement: Elements in a group generally possess similar properties but elements along a period have different properties.
Reason: The difference in electronic configuration makes the element differ in their chemical properties along a period.
d-block elements are otherwise known as ______.
f-block elements are also known as ______.
What are the s-block elements?
Group 1 (except hydrogen) elements are called alkali metals.
Group 3-12 elements in the modern periodic table are called d block elements.
Match the columns:
| Column ‘A’ | Column ‘B’ |
| Manganese | (a) Metal |
| (b) Non-metal | |
| (c) Transition metal |
