Advertisements
Advertisements
प्रश्न
Correct the statement.
Transition elements are placed at extreme right of the periodic table.
Advertisements
उत्तर
Inert gases are placed at the extreme right of the periodic table.
APPEARS IN
संबंधित प्रश्न
where should hydrogen be placed in the modern periodic table? Give reason for your answer.
An element X belongs to 3rd period and group 2 of the periodic table. State:
(a) number of valence electrons
(b) valency
(c) metal or non-metal
(d) name of the element
How does the electronic configuration of an atom relate to its position in the modern periodic table?
What is the main characteristic of the last element in each period of the periodic table?
Give the chemical formula of ammonium sulphate
Write scientific reason.
There was ambiguity about the correct position of hydrogen in Mendeleev’s periodic table.
Distinguish between:
Group 17 - Group 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.
The arrangement of elements in the Modem Periodic Table is based on their ______
Group 16 elements are collectively called as ______.
