Is it possible to have an element with a...

Is it possible to have an element with atomic number 2.5?

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To determine whether it is possible to have an element with an atomic number of 2.5, we need to understand what an atomic number is. ### Step-by-Step Solution: 1. **Definition of Atomic Number**: The atomic number of an element is defined as the number of protons in the nucleus of an atom. In a neutral atom, the number of protons is equal to the number of electrons. 2. **Nature of Atomic Numbers**: Atomic numbers are always whole numbers (integers). This is because protons and electrons are discrete particles; you cannot have a fraction of a proton or electron. ...

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The element with atomic number 35 is the element of

s-block

p-block

d-black

f-block

The element with atomic number 118 is likely to have the same outer shell configuration as an element with atomic number

The element having atomic number 56 belongs to

Actinides

Alkaline earth metals

Transition series

Lanthanides