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प्रश्न
The size of an atom depends on the number of valence electrons.
पर्याय
Right
Wrong
उत्तर
The size of an atom depends on the number of valence electrons- Wrong
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संबंधित प्रश्न
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.
Why is the size of sodium is greater than magnesium?
Which is greater in size an atom or an anion?
Fill in the blank:
On moving across a period from right to left in the periodic table, the atomic size of the atom ___________.
Write the name and symbol of the element from the description.
The atom having the smallest size.
Select the correct answer
Atomic radii of fluorine and neon in angstrom unit are
Supply the missing word from those in the brackets:
If an element has seven electrons in its outermost shell then it is likely to have the ______ (largest/ smallest) atomic size among all the elements in the same period.
Arrange the following as per the instruction given in the bracket.
Mg, Cl, Na, S, Si (increasing order of atomic size)
Arrange the following as per the instruction given in the bracket
Na, K, Li (Increasing atomic size)
The changes in the properties of elements on moving from left to right across a period of the Periodic Table. For the property, choose the correct answer.
The atomic size:
On moving from left to right in a periodic table, the size of the atom _______.
Write scientific reason.
In same period, boron and oxygen elements have different atomic size.
Which of the following is the correct order of atomic size?
Which of the following gives the correct increasing order of the atomic radii of O, F and N?
Which among the following elements has the largest atomic radii?
Atomic number of a few elements are given below
10, 20, 7, 14
- Identify the elements
- Identify the Group number of these elements in the Periodic Table
- Identify the Periods of these elements in the Periodic Table
- What would be the electronic configuration for each of these elements?
- Determine the valency of these elements
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.
Which one has the largest size?
