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Natural rubber - Types of Rubber
It is acquired as latex from rubber trees. The latex is coagulated along with formic acid or acetic acid. The coagulated volume is after that squeezed
The natural rubber that is raw is a soft gummy and sticky volume. It is not soluble in water, alkalies and dil. Acids although soluble in carbon disulphide, chloroform, ether, petrol and benzene. It soaks up a large volume of water. It comprises minimum tensile strength and elasticity.
why we take carbon 12 as standard?
Number of neutrons in heavy hydrogen atom is: (1) 0 (2) 1 (3) 2 (4) 3 Ans: 1
What are the theoretical physical properties of esters?
Which of the following has the least energy: (1) 2p (2) 3p (3) 2s (4) 4d Ans: 2s
Describe Conformation energy profile -Ethane Conformation energy profile for ethane
What are the physical properties of Glucose?
Halogen Containing Compounds Compounds that are derived from hydrocarbons by the replacement of one or more than one hydrogen atoms by the corresponding number of halogen atoms
Power plants generate electricity by sending steam at high temperatures and pressures into a turbine where it expands, causing the blades to spin which turns a generator which prod
Write the similarities of lithium with other alkali metals
The radius of first Bohr's orbit for hydrogen is 0.53 Å. The radius of third Bohr's orbit would be: (1) 0.79 Å (2) 1.59 Å (3) 3.18 Å (4)4.77 Å
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