Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Bakelite:
It is thermosetting plastics which are most widely used and the most important plastics.
Preparation:
It is formed by condensation reaction of phenol and formaldehyde.
Properties:
1. It possesses outstanding electrical and mechanical properties.
2. It is resistant to heat, water and many chemicals.
3. It decomposes by concentrated caustic alkalis, sulphuric acid and nitric acid.
Uses:
1. Uses for making switch boards, aircraft accessories, automobile and telephone.
2. Asbestos is added to increase resistance to heat and chemicals. Moulded sheets having many uses are made by impregnating paper sheets in resins.
Q. Explain about Preparation of diborane? Diborane can be prepared in almost quantitative yields by the reduction of boron Tricloride etherate (BF 3 , 0Et 2 ) with lithium alum
Is sericulture possible at 35 dgree centigrade?
Environmental pollution: Soil, water and air pollution
boiler troubles
Effect of substituent on acidic nature (a) An electron withdrawing substituent that is - I effect stabilizes the anion by dispersing the negative charge and hence increases the
what is hi
Making a model hydraulic elevator Some freight and passenger elevators are increased by water pressure. You can make a model of one of these with an automobile hand pump. Conne
Saturated and unsaturated compounds If, in an organic compound consisting of two or more carbon atoms, there are just only single bonds among carbon atoms, after that the comp
Electron transfer is the easiest type of redox process, an example being A majority of reactions of that type are very fast, but oxidation by some complexes (especially of
what is the pH of sodium hydroxide
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd