Advertisements
Advertisements
प्रश्न
Give the symbol and valency of the following element and radical.
Oxygen [Oxide]
Advertisements
उत्तर
| Element/Radical | Symbol | Valency |
| Oxygen [Oxide] | O | two |
APPEARS IN
संबंधित प्रश्न
What happens to the number of valence electrons in the atoms of elements as we go down in a group of the periodic table?
What are the merits of the modern periodic table of elements?
From the standpoint of atomic structure, what determines which element will be the first and which the last in a period the periodic table?
Fill in the blank:
The horizontal rows in the periodic table are called _____________.
Name an alkali metal in period 3 and halogen in period 2.
An element A has 2 electrons in its fourth shell. State its electronic configuration.
Give the chemical formula of calcium phosphate
Find the odd one out and give its explanation.
Complete the following flow chart.

Which of the following statements about the Modern Periodic Table is correct:
