Common laboratory apparatus and equipments

Chemistry is the branch of science which is based on ___________________________

• observation

• experiments

• none

observations help us to draw

• scientific notations

• scientific conclusions

• both

Test tubes are made of

• glass

• pyrex glass

• none

Test tube holder are used to

• hold test tube

• hold test tubes while they are heated up

• none

Tong is made up of

• metal

• non metal

• both

_____________________________are artificially created situations to make observations.

• Observations

• experiments

• both

wire gauze is used

• uniform distribution of heat

• non uniform distribution of heat.

• both a and b

Supports the apparatus during experiments

• tripod stand

• tripot stand

• none

Most of the laboratory apparatus are made of glass

• it is transparent material

• with stand high temperature

• both

________________quantities of chemicals should be used.

• small

• large

• very small