A clay vessel kept in a trough of water during collection of a gas by downward displacement of water is known as?
Beehive shelf
Name a metallic apparatus which supports the wire gauze?
A Tripod stand
What is used for holding washed test tubes?
Test tube stand
For gas preparations where heating is required.
Round bottom flask
State why a round bottom flask is preferred to a flat bottom flask – during preparation of gases in the laboratory.
Round bottom flask is preferred to a flat bottom flask because in round bottom flask heat is uniformly distributed on heating.
What is the function Retort ?
Retort, vessel used for distillation of substances that are placed inside and subjected to heat.