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प्रश्न
Fill in the blanks.
Size of the atoms ______ from left to right across a period and ______ on descending in a group of normal elements.
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उत्तर
Size of the atoms Decrease from left to right across a period and increase on descending in a group of normal elements.
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संबंधित प्रश्न
Arrange the following as per the instruction given in the bracket:
Mg, Cl, Na, S, Si (decreasing order of atomic size).
Answer the following in respect of element `31/15 P `
Give its formula with chlorine?
Give the trends in atomic size on moving down the group.
Give the trends in atomic size on moving across the period left to right.
Give reason for the following:
Argon atom is bigger than chlorine atom.
Atomic radius is expressed in the unit ______.
Right or wrong sentence.
Nanometer unit is used to measure atomic radius.
Which of the following is the correct order of size?
The diagram below shows part of the periodic table.
- Which elements would react together to form covalent compounds?
- Between the two elements W and Z, which will have a bigger atomic radius? Why?
In Period 3 of the Periodic Table, element B is placed to the left of element A. On the basis of this information, choose the correct word from the option to complete the following statement:
The element A would have ______ atomic size than B.
