Noble gases are the elements located in the eighth group of the periodic table. These elements have the following properties:
They are odorless
They have single atoms (monoatomic)
They are colorless
They have very low chemical reactivity
The naturally occurring noble gases are helium, neon, argon, krypton, xenon and radon.
Vegetative propagation is the right answer
Answer:
a small medical thermometer with a short but finely calibrated range, for taking a person's temperature.
The periodic table to chart which arranges all of the unknown elements to the automatic numbers the columns in the periodic table are called families or groups the rows are called periods