Catalytic properties of a substance may be best defined as a
phenomenon of
1 Absorption
2 Chemisorption
3 Adsorption
4 None of these
Who is the second female cosmonaut?
List out the General Objectives of teaching Physical science at Primary stages.
0 Answers Mahatma Gandhi University,
infra-red rays were first detected by? the intensity level of sound is measured in? the material used for a fuse wire should? radioactivity is a property of? what is the source of electric energy in an artificial satellite? the following is used as a lubricant in heavy machines? supher, bauxite , graphite, phosphorus
Which of the following is not a bleaching agent? 1 Sulphur dioxide 2 Carbon dioxide 3 Sodium hypochlorite 4 Chlorine
Why Colours is Important in Our Daily Life???
where the 3rd earthsummit held
A mixture of water and alcohol can be separated by 1 Filtration 2 Evaporation 3 Distillation 4 Decantation
Where did the largest reflector telescope situated?
name all the density all cloth,metals,materials?
The chemical (ethyl merceptan) added to the otherwise odorless LPG cooking gas for imparting a detectable smell to the gas is a compound of 1 Sulphur 2 Fluorine 3 Chlorine 4 Bromine
How long can arihant stay underwater?
The neutral atom’s two isotopes differ in the number of 1 Electron shells 2 Protons 3 Valence electrons 4 Neutrons