Advertisements
Advertisements
प्रश्न
Name the noble gas with 3 shells.
Advertisements
उत्तर
Argon
APPEARS IN
संबंधित प्रश्न
Nitrogen (atomic number 7) and phosphorus (atomic number 15) belong to group 15 of the Periodic Table. Write the electronic configuration of these two elements. Which of these will be more electronegative? Why?
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.
What is the significance of atomic number in the modern classification of elements? Explain with the help of an example.
From the standpoint of atomic structure, what determines which element will be the first and which the last in a period the periodic table?
Name the type of elements which have outermost shell incomplete.
Give the symbol and valency of the following element and radical.
Hydrogen
Give the symbol and valency of the following element and radical.
Bisulphite
State what is meant by the term chemical formula.
The element which has the least tendency to lose electrons is ______
Name two elements that you would expect to show chemical reactions similar to calcium. What is the basis of your choice?
