The size of iso electronic species F‑ , Ne and Na+ is affected by
Nuclear charge (Z)
Valence principal quantum number (n)
Electron-electron interaction in the outer orbitals
None of the factors because their sizes the same.
In which of the following pairs, the second atom is larger than the first?
- N, P
- Br, Cl
- Ba, Sr
- Mg, Al.
Q. Which of the following is the correct order of the atomic size of C, N, P and S?
- C < N < S < P
- N < C < S < P
- N < C < P < S
- C < N < P < S
Atomic radii of fluorine and neon in angstrom units are respectively given by?
None of these values
Atomic radii of fluorine and neon in Angstrom units are respectively given by
None of these
Which of the following has the maximum atomic radius?
The Van der Waals radii of O, N, Cl, F and Ne increases in the order?
N, F, O, Ne, Cl
N, O, F, Ne, Cl
F, O, Ne, N, Cl
F, Cl, O, N, Ne
is the distance from the centre of nucleus to the valence shell of an atom
- Covalent radius
- Metallic radius
- Ionic radius
- Atomic radius
Q. In a diatomic molecule, internuclear distance is the distance between two nuclei.
Q. For study of noble gases, van der Waals radius is measured.