Question

Is atomic size of silicon is greater than sodium​

Answer 1

Yes, Atomic size of silicon is greater than sodium

Its true..

Answer 2

$\mathfrak{Answer:-}$

No, this is not true. Silicon and sodium belong belong to the same period. Silicon has a greater atomic number than that of sodium, which implies it has more protons, thus it has a larger nuclear charge

This nuclear charge pulls the shells closer to the nucleus. Hence, sodium is larger than silicon