Why was a hot plate used instead of a Bunsen burner?

Why was a hot plate used instead of a Bunsen burner?

An hot plate is flat surfaced device used for controlled the heating directly or using the hot plate to create a heat bath. In the lab, a hot plate can be more useful than a Bunsen burner because the hot plate has the option of heating the substance slow as opposed to a rapid open flame heat source.

Can hot plate replace Bunsen burner?

They consist of a heating top and a number of controls to change the temperature. Hot plates are generally used when the desired temperature is above 100 degrees Celsius (212 degrees Fahrenheit) and are regarded to be much safer than open-flame heaters such as Bunsen burners.

What did Robert Bunsen use the burner for?

The burner provides a very stable source of heat for heating chemicals, causing chemical reactions, sterilizing tools, or starting combustion. Doctor Robert Bunsen also used the invention in his own research. He used it to study the light that is generated by chemical elements when they are heated.

How to safely dispose of a bunsen burner?

Procedure 1 Place the Bunsen burner away from any overhead shelving, equipment or light fixtures by at least 12 inches. 2 Remove all papers, notebooks, combustible materials and excess chemicals from the area. 3 Tie-back any long hair, dangling jewelry, or loose clothing.

What does a needle valve on a bunsen burner do?

The Bunsen burner has a valve for gas intake, and a needle valve that allows precise control of the amount of air that mixes with the fuel. The user of a Bunsen burner can turn a needle valve to change the color and temperature of the flame. A bright, yellow flame is produced when there is very little air. The hottest flame is small and blue.

Can a match be used to ignite a bunsen burner?

Utilize a sparker/lighter with extended nozzle to ignite the burner. Never use a match to ignite a burner. Have the sparker/lighter available before turning on the gas.