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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
Manufacture of cement Cement is a composite mixture of calcium silicates & calcium aluminates which is a popular material used for construction. 1) Raw materials : Raw material
the periodic table
Group 1- Alkali Metals The elements of group 1 are commonly known as alkali metals after the alkaline properties of their hydroxides such as NaOH. The atoms have the (ns) 1 e
intro
diamond is covalent.yet it has high melting point.why?
Saytzeff rule
properties of atom
does lowered pH of water affect dissolved oxygen?
what is the empirical formula of a compound that contains 53.73% iron and 46.27% sulphur?
Uses of Sucrose, Cane-sugar (1) Sucrose is used as a sweetening substance for several jams, syrups sweets, food preparations etc. (2) Sucrose is used in the making of sucros
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