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Q. why is sodium aluminates is a better coagulates then ferrous sulphates or alum? Ans. Sodium aluminates (NaAlO 2 ): It is better coagulant than FeSO 4 and alum because i
Q. Show properties of the Borax? Salts of boric acids are known as borates. As said earlier, hydrated borates occur naturally, e.g., borax, Na 2 B 6 0 11 . 5H 2 0, kernite, Na
how to calculate equivalent weight of phenol
assignment on antiferromagnatism
Mention one property which is caused due to the presence of F-centre in a solid. a) Write down Nernst equation for single electrode potential.
Describe the following giving suitable examples: i. Cannizzaro reaction ii. Aldol condensation b. Give a chemical test to distinguish among ethanal and propanal.
define and explain law of successive disintegration
Hello. PVC processors use a very high molecular weight acrylic processing aid for production of Rigid PVC foamsheet of high thickness. I would like to know the type of Acrylic mate
Q. Explain Extraction of Sulphur? The most important method for the extraction of sulphur from native deposits is the frasc process developed by Herman frach in 1891. It consis
The following has zero valency : (1) Sodium (2) Beryllium (3) Aluminium (4) Krypton Ans: Krypton
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