Join / Login
How many valence electrons does silicon have?
Open in App
Verified by Toppr
Correct option is E)
Silicon has 4 valence electrons.
The outer electronic configuration of Si is
Thus, Si has 4 valence electrons
Hence, the correct option is
Was this answer helpful?
The outermost shell of a representative element contains
electrons and penultimate shell contains
electrons. The number of valence electrons could be:
How many valence electrons would be found in an atom with the atomic number of 51?
Which other element has the same number of valence electrons as aluminum?
Mendeleev predicted the existence of certain elements not known at that time and named two of them as eka-aluminium and eka-silicon.
(a) Name the element which has taken the place of (i) eka-aluminium and (ii) eka-silicon.
(b) Mention the period/ periods of these elements in the modern periodic table.
(c) Write the group/groups of these elements in the modern periodic table.
(d) Classify these elements as metals, non-metals or metalloids.
(e) How many valence electrons are present in the atoms of each of these elements?
Electronic configuration of element T is 2, 8, 7.
How many valence electrons are there in an atom of T?