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प्रश्न
What are horizontal rows and vertical columns in a periodic table known as?
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उत्तर
The horizontal rows are known as periods and vertical columns in the periodic table are known as groups.
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संबंधित प्रश्न
Fill in the following blank with suitable word:
The basis for modern periodic table is ...............
What is the major characteristic of the first elements in the periods of the periodic table? What is the general name of such elements?
Name two elements in each case:
Transition element
Give the symbol and valency of the following element and radical.
Nitrogen [Nitride]
Distinguish between:
Group 17 - Group 18
Which of the following statements about the Modern Periodic Table is correct:
Which of the following elements would lose an electron easily?
The element with atomic number 14 is hard and forms acidic oxide and a covalent halide. To which of the following categories does the element belong?
Explain the position of hydrogen in the periodic table.
An element with atomic number ______ will form a basic oxide.
