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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.
Elimination reactions - Chemical Properties Alkyl Halides The positive charge on carbon is promulgated to the neighbouring carbon atoms through inductive effect. While moved to
The correct electronic configuration of Ti(Z= 22) atom is: (1) 1s 2 , 2s 2 , 2p 6 , 3p 6 , 4s 2 , 3d 2 , (2) 1s 2, 2s 2 , 2p 6 , 3p 6 , , 3d 4 , (3) 1s 2 , 2s
Characteristics?
Physical properties of Cycloalkane (i) In Cycloalkane First two members are gases, next three members are liquids and higher ones are solids. (ii) Cycloalkane is not solubl
Mesomeric forms are the possible locations of electrons at a single instant, if you get what I mean. Like, an adjacent double and single bond in a molecule. The resonance form, how
why firstly test for ammonium radicals before analysis of cation radicals
complete discription of van''t hoff factor
Why is it important to know pka of a buffer
Chemical Properties of Maleic Acid and Fumaric Acid Chemically, both of the acids provide the reactions of alkenes and dibasic acids apart from that the maleic acid on heating
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