हिंदी

Arrange the following in order of increasing radii: Cl−, Cl Explain your choice.

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प्रश्न

Arrange the following in order of increasing radii:

Cl−, Cl

Explain your choice.

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उत्तर

Cl < Cl−

Explanation:

The radius of an anion is more than the parent atom.

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अध्याय 1: Periodic Table, Periodic Properties and Variations of Properties - EXERCISE-1 [पृष्ठ २०]

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एस पी सिंग Concise Chemistry [English] Class 10 ICSE
अध्याय 1 Periodic Table, Periodic Properties and Variations of Properties
EXERCISE-1 | Q (C) 2. (i) (a) | पृष्ठ २०

संबंधित प्रश्न

Size of atom progressively becomes smaller when we move from sodium (Na) to chlorine (CI) in the third period of the periodic table?


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 atomic mass.


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.


Write information about the given atomic numbers in the table.

Atomic Number Electronic configuration Group Period Element
10        
20        
7        

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?


Atomic number of a few elements are given below
10, 20, 7, 14

  1. Identify the elements
  2. Identify the Group number of these elements in the Periodic Table
  3. Identify the Periods of these elements in the Periodic Table
  4. What would be the electronic configuration for each of these elements?
  5. Determine the valency of these elements

Arrange the following as per the instruction given in the bracket:

Carbon, Fluorine, Beryllium (decreasing order of atomic size).


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.


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