Question

question 5 (1 point) s - block elements consist of all but which one of the following choices? titanium hydrogen sodium lithium

Explanation:

s - block elements are those in which the last electron enters the s - orbital. Lithium (Li), sodium (Na), and hydrogen (H) have their outermost electrons in s - orbitals. Titanium (Ti) is a d - block element as its last electron enters the d - orbital.

Answer:

D. titanium