Description : What is the half-life of the Rubidium-87 / Strontium-87 decay chain?
Last Answer : http://answers.yahoo.com/question/index?qid=20091020104308AAsZVxB Rb 87 half life = 5*10^11 years Sr 87 half life = 2.83 hours
Description : What are the chemical signals of Rubidium ?
Last Answer : Rb Rubidium tax signal
Description : Why does rubidium have a smaller ionization energy than iodine?
Last Answer : Need answer
Description : Which of the following elements is not an alkaline earth metal? w) beryllium x) barium y) calcium z) rubidium
Last Answer : ANSWER: Z -- RUBIDIUM
Description : Which of the following alkali metals has highest specific heat? (1) Caesium (2) Rubidium (3) Potassium (4) Lithium
Last Answer : Lithium