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प्रश्न
Give the symbol and valency of the following element and radical.
Hydrogen
उत्तर
| Element/Radical | Symbol | Valency |
| Hydrogen | H | one |
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संबंधित प्रश्न
How does the electronic configuration of an atom relate to its position in the Modern Periodic Table?
On which side of the periodic table will you find metals?
How would the tendency to gain electrons change on moving from left to right in a period of the periodic table?
Name the noble gas with 3 shells.
Name and state the following with reference to the elements of the first three periods of the periodic table.
A covalent compound formed by an element in period 2 and a halogen.
Give the symbol and valency of the following element and radical.
Calcium
The arrangement of elements in the Modem Periodic Table is based on their ______
The element which has the least tendency to lose electrons is ______
In the modern periodic table, elements are arranged according to their ______
A part of modern periodic table is given below. On its basis, answer the following questions:
| Group No. → | 1 | 2 | 13 | 14 | 15 | 16 | 17 | 18 |
| Period ↓ | ||||||||
| 2 | A | B | ||||||
| 3 | E | D | F | C |
Write the molecular formula of the compound formed by the combination:
E and B
