Which of the following quantum number combinations is not allowed in an atom?
n = 2, l = 0, m subscript l = 0
n = 3, l = 2, m subscript l = -1
n = 6, l = 5, m subscript l = -4
n = 1, l = 0, m subscript l = 1

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

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3