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Cationic detergent - Types of Detergent
These types of detergent are mainly acetates or chlorides of quaternary amines. Being much more restricted than the anionic detergents they find out limited use. Such types of detergents though have germicidal properties and are employed quite broadly as germicides. Cetyltrimethyl-ammonium chloride, is an instance:
Designate on an energy level diagram thee conduction and valence bands, acceptor & donor states and position of Fermi level for (i) An intrinsic semiconductor. (ii) A n-type
#questiowhy HNO3 is not used for detection of acidic radical of 1st and 2nd group ions?n..
0.205g of a metal on treatment with dilute acid gave 106.6ml of hydrogen collected over water at 755mm pressure and 17 degree Celsius. calculate the equivalent mass of the metal. (
LANTHANUM AND THE LANTHANIDES The lanthanides are 14 components following lanthanum in the periodic table, and associated with the filling of the seven orbitals of the
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Methods of showing concentrations of solutions The concentration of a solution can be provided in various ways. (A) Percent by mass (B) Molarity (C) molality (D) Mo
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Q. Write short note on units of hardness and their relationship. Sol. Units of hardness and their relationship. (1) Parts Per million (ppm): It is defined as t
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Question 1: (i) With the aid of a diagram, briefly explain the natural environmental system. (ii) Explain the green house effect, and give 2 examples of green house gases
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