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प्रश्न
For the main group of the periodic table, the metallic properties of the elements vary approximately with their position as shown in the table.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| H | He | ||||||
| A | B | ||||||
| C | D |
Will the most non-metallic element be found at A,B,C or D ?
उत्तर
The most non-metallic element will be found at D.
Concept Insight: non-metallic character decreases down the group and increases with the decreasing size of atom.
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संबंधित प्रश्न
Arrange the following as per the instructions given in the brackets:
Cl, F, Br, I (increasing order of electron affinity)
For the main group of the periodic table, the metallic properties of the elements vary approximately with their position as shown in the table.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| H | He | ||||||
| A | B | ||||||
| C | D |
Will the most metallic element be found at A,B,C or D ?
The metallic character of the element decreases moving across a period from left to the right.
Silicon is a metallic element.
On moving down the group metallic character increases.
Write scientific reason.
The metallic character of elements increases while going down the groups.
The lightest liquid metal is ______
Which of the following set of elements is written in order of their increasing metallic character?
Identify the elements with the following property and arrange them in increasing order of their reactivity
- An element which is a soft and reactive metal
- The metal which is an important constituent of limestone
- The metal which exists in liquid state at room temperature
A group of elements in the periodic table is given below (Boron is the first member of the group and Thallium is the last).
Boron, Aluminium, Gallium, Indium, Thallium
Answer the following question in relation to the above group of elements:
Will the elements in the group to the right of this boron group be more metallic or less metallic in character? Justify your answer.
