Blue/Turqouise
no, the blue flame is hottest
The fire
The blue section of the flame.
The blue flame of the Bunsen burner is when it is hottest. The yellow flame is the safety flame. you should always start the burner on the safety flame which is produced when the holes on its base are closed.
hottest part of flame
no, the blue flame is hottest
The hottest flame is the blue flame and the coolest flame is yellow.
A Bunsen burner flame is hottest when the air valve hole is open.
The fire
The blue section of the flame.
The tip of the inner flame is the hottest.
The hottest flame is the blue flame - and especially the tip of the inner flame.
Near the tip of a blue flame is the hottest.
The blue flame of the Bunsen burner is when it is hottest. The yellow flame is the safety flame. you should always start the burner on the safety flame which is produced when the holes on its base are closed.
In the fire
hottest part of flame
The tip of the blue cone is the hottest part of the Bunsen burner flame.