Monday, May 14, 2012

Apparatus used in Chemical experiment for std 8 to 12


Practical’s in chemistry and introduction of apparatus used

Chemical Experiments appratus
Before beginning the experiment in chemistry the student should have aware about
Principle,
Aim,
Apparatus,
Chemicals used in experiments,
experimental method,
systematic note of  observation during the experiment chemical reactions and scientific conclusion.
                            
Apparatus used during the experiment :
                Test tube, Spatula, Tong, Stand, Test tube holder, Wire gauge, Tripod stand, Wash bottle, Measuring cylinder, Thistle funnel, Funnel, Distillation flask, Bunsen burner, Condenser, Watch glass, Dropper, Beaker, Conical flask, Evaporating dish etc.
During experiments, should not taste or drink solutions, nor touch or smell hot solutions or apparatus.
 If the need arises to smell, slowly and carefully do the same.
 Care should be taken to handle Bunsen burner.
 Glass rod should be used to stir the solution.
 Acid should always be added in the container containing water.
Test Tube

Funnel

Distillation Flask

Bunsen burner

Condenser

Watch glass

Dropper

Beaker

Conical Flask

Evaporating dish

Spatula

Tong

Stand

Test Tube Holder

Tripod stand and wire gauge

Wash bottle

Measuring cylinder

Thistle funnel

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