1. Valence electrons are
a) found in the nucleus of the atom
b) found in the first orbital
c) found in the last orbital
d) have a positive charge

Which of the following is not a true statement about dwarf planets? a the kuiper belt contains comets, asteroids, and dwarf planets. b ceres is a dwarf planet located in the kuiper belt. c the largest known dwarf planet in the solar system is named eris.

The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?

What is the chemical name of the compound ti2o3? use the list of polyatomic ions and the periodic table to you answer.