chemistry
The electronic configuration of halogen is
The electronic configuration of halogen is A ns² np6 B ns² np3 C …
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chemistry
chemistry
Which of the following forms the most stable gaseous negative ion?
Which of the following forms the most stable gaseous negative ion? A F B Cl …
chemistry
The element californium belongs to a family of :
The element californium belongs to a family of : A Alkali metal family B Actinide serie…
chemistry
Increasing order of electro negativity is
Increasing order of electro negativity is A Bi < P < S < Cl B P < Bi < …
chemistry
The number of elements in the 5th period of the periodic table is
The number of elements in the 5th period of the periodic table is A 3 B 9 …
chemistry
The reduction in atomic size with increase in atomic number is a characteristic of elements of-
The reduction in atomic size with increase in atomic number is a characteristic of elements of- A d−block …