Give the location of the elements found in the periodic table which have the same number valence electrons.
a. all members in group viii only
b. all numbers within any group
c. all numbers within any period
d. all the nonmetals

In numbering carbon atoms in the parent chain of a hydrocarbon, why would you number from right to left, rather than left to right

Match term definition ellipse a) diagonal cross section of a cylinder circle b) diagonal cross section through the widest part of a sphere sphere c) cross section parallel to the base of a cone great circle d) shape created when a semi-circle is rotated around the y-axis triangle e) perpendicular cross section of a cone

Modern weaponry has increased the number of deaths in wars and violent conflicts.