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What are the major poisnous gases released during burning of the plastic substances?Ans) It is high time that we start taking concrete steps in order to prevent pollution or else it is a ... Non Bio-degradable:- Substances like iron,lead,aluminium,plastic etc. do not ... due to incomplete combustion of hydrocarbons is a very poisnous gas. ... The Greenhouse Effect The burning of coals and oils release carbon dioxide
sketch of a polarographic current potential curve
The atomic number of an element having the valency shell electronic configuration 4s 2 4p 6 is: (1) 35 (2) 36 (3) 37 (4) 38 Ans: 35
Nitration or Direct method The number of - NO 2 groups introduced in benzene nucleus relies upon the nature and concentration of the nitrating agent, temperature of nitration
what is the meaning of double indicator titration?
Octane number - Characteristics of hydrocarbons It is utilized for measuring the knocking character of fuel utilized in petrol engine. The octane quantity of an offered sample
We are asked to design a qualitative analysis scheme that can be used to determine which cations are present in a solution containing only four of the following cations: Pb2+, Ag+,
definition and classes of biomarkers
An element X with the electronic configuration 1s 2 , 2s 2 , 2p 6 , 3s 2 , would be expected to form the chloride with the formula: (1) XCl 3 (2) Xcl 2 (3) XCl
what is the pH of sodium hydroxide
What are photochemical reactions? Explain the mechanism of the photo- chemical reaction occurring among hydrogen and chlorine gas.
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