Advertisements
Advertisements
प्रश्न
Give the symbol and valency of the following element and radical.
Aluminium
Advertisements
उत्तर
| Element/Radical | Symbol | Valency |
| Aluminium | Al | three |
APPEARS IN
संबंधित प्रश्न
How does the electronic configuration of an atom relate to its position in the Modern Periodic Table?
How does the tendency of elements to gain electrons change as we move from left to right in a period? State the reason of this change.
Helium and neon are unreactive gases. What, if anything, do their atoms have in common?
Define:
Periodic table
What is the main characteristic of the last element in each period of the periodic table?
Give the symbol and valency of the following element and radical.
Oxygen [Oxide]
Give the symbol and valency of the following element and radical.
Sulphite
State what is meant by the term chemical formula.
State what the group number in the Modern Periodic Table signifies. Give a reason why elements in the same group, have similar valency and similar chemical properties.
Which of the following statements about the Modern Periodic Table is correct:
