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प्रश्न
What are groups and periods in the modern periodic table?
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उत्तर
- The horizontal rows are called periods. There are seven periods in the periodic table.
- Vertical columns in the periodic table starting from top to bottom are called groups. There are 18 groups in the periodic table.
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संबंधित प्रश्न
What is meant by a period, in a periodic table?
Give two example of group 17 elements.
On which side of the periodic table will you find metals?
Name two elements in each case:
Transition element
Answer the following in respect of element `31/15 P `
To which group and period does it belong?
Name and state the following with reference to the elements of the first three periods of the periodic table.
A covalent compound formed by an element in period 2 and a halogen.
Give the symbol and valency of the following element and radical.
Nitrogen [Nitride]
What are the periods in a periodic table?
Group 13 to 18 : p block : : _______ : d block
The modern periodic table shows the molecular masses of the elements in each frame.
