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Aluminium metal is frequently used as a reducing agent for the extraction of metals such as Chromium, Manganese etc. Explain why? Ans) The free energy change for the formation o
Q. Application of electrometallurgy? In theory, aluminium metal would be made the same way. But, aluminium trichloride is covalent and it does not conductor of electricity. As
Q. Briefly explain about Alloys? Ans. Pure metals are malleable. Metals that are harder, stronger and less malleable are sometimes required. These characteristics may be a
Q. Define the Methods of shelf life examination? Methods of shelf life examination are sensory evaluation, chemical analysis and microbiological analysis.
what r significanc of law of succive disintegration
The third line in Balmer series corresponds to an electronic transition between which Bohr's orbits in hydrogen: (1) 5 → 3 (2) 5 → 2 (3) 4→ 3
volatile liquid is placed in a open container for 15 minutes should you expect its mas to
Q. Determine the wavelength of light wave? Ans. The frequency of an infrared wave is 2.07 x 10 14 Hz. What is the wavelength? c = λv Since we know the speed of light we
Explain the Sensory Evaluation We begin our discussion on sensory evaluation by first understanding what we mean by sensory evaluation. Sensory evaluation is a scientific disc
Q. Show Reduction to Metals? After removed of the gangue, i.e. impurities physically mixed with the metal elements, the concentrated ore becomes ready for the isolation of meta
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