Advertisements
Advertisements
प्रश्न
Arrange the following in order of increasing radii:
Mg2+, Mg, Mg+
उत्तर
Mg2+ < Mg+ < Mg
Explanation:
Cation is smaller in size than its parent atom.
APPEARS IN
संबंधित प्रश्न
Which element has a total of two shells, with three electrons in its valence shell?
Fill in the blank in the following statement:
On going down in a group in the periodic table, the metallic character of elements ...............
Which of the following element would lose an electron easily?
(a) Mg
(b) Na
(c) K
(d) Ca
Complete the following sentences
The similarities in the properties of a group of elements are because they have the same …………………
Write two reasons responsible for late discovery of noble gases ?
How can the valency of an element be determined if its electronic configuration is known?
Select the correct answer
Most reactive character among the elements given below is found in
The position of elements A, B, C, D and E in the periodic table are shown below:
|
Group 1 |
Group 2 |
Group 17 |
Group 18 |
|
|
|
|
D |
|
|
B |
C |
|
|
A |
|
|
E |
State which is most reactive (i) metal (ii) non-metal
Name the elements in Period 1.
Electron Affinity is maximum in ______.
