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प्रश्न
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?
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उत्तर
The metalloid elements lie along the border of this zig-zag line. All the metals lie on the left side of the zig-zag line while all the non-metals lie on the right side.
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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 the names from the description.
Non-metals 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?
Write a short note on the following type of element –
transition elements
Write a short note on the following type of element –
normal elements
State whether true or false. If false, correct the statement.
Group 17 elements are named as Halogens.
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.
Group 1 (except hydrogen) elements are called alkali metals.
d-block elements are called transition elements.
Group 3-12 elements in the modern periodic table are called d block elements.
Assertion (A): Noble gases are chemically inert in nature.
Reason (R): Noble gases have stable electronic structures.
Match the columns:
| Column ‘A’ | Column ‘B’ |
| Manganese | (a) Metal |
| (b) Non-metal | |
| (c) Transition metal |
Answer the following questions related to the modern periodic table.
Name the blocks with the groups that they consist of.
