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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 period with electrons in the shells K, L, and M.
Write the name from the description.
The group with valency zero.
Write the name from the description.
The family of metals having valency one.
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 –
inner transition 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 ______.
What are the s-block elements?
d-block elements are called transition elements.
Group 3-12 elements in the modern periodic table are called d block 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.
Answer the following questions related to the modern periodic table.
Which block elements are known as transition elements?
