Which types of orbitals are found in the principal energy level n = 3?

α. s, d
b. s, p, d
c. s, p
d. s, p, f
e. s, d, f

For each of the following types of reactions, write a general reaction formula in the symbolic form—for example, a + b → ab. single-displacement double-displacement synthesis decomposition

Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.

Name the intersection of plane bpq and plane cpq.