Use the periodic table to answer the following questions.
what is the predicted order of first ionization energies from highest to lowest for beryllium, calcium, magnesium, and strontium?
a. be > ca > mg > sr
b . be > mg > ca > sr
c . ca > sr > be > mg
d. sr > ca > mg > be

Identify the correct mole ratio for each substance. sodium chloride (nacl) na: cl = 1: ammonium nitrate (nhno) h: o = 4:

28. which is not a reason that water is used to store spent fuel rods from nuclear power plants? water increases the speed of the chain reaction in the fuel rods. water protects nuclear power plant workers from the high temperature and radiation of the fuel rods. water acts as a radiation shield to reduce the radiation levels. water cools the spent rods. salts action

Describe the basic structure of the atom