An atom of chlorine has several valence electrons in its
a. second shell.
b. first shell. end of exam
c. third shell.
d. nucleus.

If equal masses of the listed metals were collected , which would have a greatest volume ? a. aluminum 2.70,b.zinc7.14,c.copper 8.92,d.lead 11.34

Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.

An atom of which element reacts with an atom of hydrogen to form a bond with the greatest degree of polarity ?