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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 names from the description.
Non-metals in the third period.
Write the names from the description.
Two elements having valency 4.
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
State whether true or false. If false, correct the statement.
Group 17 elements are named as Halogens.
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 ______.
______ block element is placed at the bottom of the periodic table.
What are the p-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.
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.
