Advertisements
Advertisements
प्रश्न
Give the symbol and valency of the following element and radical.
Chlorine [Chloride]
Advertisements
उत्तर
| Element/Radical | Symbol | Valency |
| Chlorine [Chloride] | Cl | one |
APPEARS IN
संबंधित प्रश्न
Compare and contrast the arrangement of elements in Mendeleev’s periodic Table and the Modern Periodic Table.
What is periodicity in properties of elements with reference to the Modern Periodic Table?
How many groups and periods does the modern periodic table have?
Correct the statement.
Copper and zinc are representative elements.
Correct the statement.
Transition elements are placed at extreme right of the periodic table.
State the modern periodic law.
Find the correlation:
Group 1 and 2 : s block : : group 13 and 18 : ______
An X element with atomic number 11 and Y element with atomic number 13 belongs to the third period in the modern periodic table. With this information, give the answers of the below questions.
- Which element has more metallic character from these two elements?
- What is the valency of each X and Y elements?
- Atom size of Y element is smaller than atom size of X element? Explain?
______ and ______ are called inner transition elements.
The amount of energy released when one or more electrons is added to the neutral atom is ______
