Advertisements
Advertisements
प्रश्न
A group of elements in the periodic table is given below (Boron is the first member of the group and Thallium is the last). Answer the following question in relation to the given group of elements:
Which element has the most metallic character?
विकल्प
Boron
Aluminium
Gallium
Indium
Thallium
उत्तर
Thallium
APPEARS IN
संबंधित प्रश्न
Explain why the following statement is not correct:
All groups contain metals and non metals.
Choose the correct answer.
An alkaline earth metal
(i) Lead
(ii) potassium
(iii) calcium
(iv) Copper
Write scientific reason.
Metallic character goes on decreasing while going from left to right in a period.
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 ?
Write the name.
The atom having the smallest atomic radius from zero group.
Write an Explanation.
Electronegativity
Write scientific reason.
The non-metallic character increases while going from left to right in a period.
3, 1, 2 electrons are in valence shells of X, Y, Z elements. From this information, state the group in which they belong and write their valencies.
The lightest liquid metal is ______
Which of the following metal (s) do not react with water?
