Advertisements
Advertisements
प्रश्न
Give the symbol and valency of the following element and radical.
Magnesium
Advertisements
उत्तर
| Element/Radical | Symbol | Valency |
| Magnesium | Mg | two |
APPEARS IN
संबंधित प्रश्न
Consider the following elements:
Na, Ca, Al, K, Mg, Li
Which of these elements belong to the same period of the periodic table?
How would the tendency to lose electrons change as we go from left to right across a period of the periodic table?
How does the chemical reactivity of the halogens vary on going in group 17 of the periodic table?
Explain why All the elements of a group have similar chemical properties.
From the standpoint of atomic structure, what determines which element will be the first and which the last in a period the periodic table?
An element barium has the atomic number 56. Look up its position in the periodic table and answer the following question.
Is it larger or smaller than caesium (Cs)?
The horizontal rows in a periodic table are called _____.
Give the symbol and valency of the following element and radical.
Sodium
Give the symbol and valency of the following element and radical.
Nitrogen [Nitride]
Choose an element from period 3 of modern periodic table that matches the description given below in instance. Give a reason for your choice.
It has variable valency and is a member of the Oxygen family (group 16).
