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Uses of pyrogallol
(a) As a developer in photography.
(b) As a hair dye.
(c) In medicine of skin diseases like eczema.
(d) For absorbing none reacted oxygen in gas analysis.
preperations
Calculate de-Broglie wavelength of an electron travelling at 1% of the speed of light: (1) 2.73 x 10- 24 (2) 2.42 x 10 -10 (3) 242.2x 10- 10
Vulcanization of rubber The procedure of heating natural rubber with sulphur to enhance its properties is known as vulcanization. Vulcanization was illustrated by Charles Goody
with suitable examples explain how a polar molecule could induce polarity to a nearby nonpolar molecule . Ans) Throughinduction,, the positive part of the polar molecule will a
Classification of polymers Classification lies on source of availability: They are categorized as (a) Natural polymers (b) Synthetic polymers
Solid propellants these types of propellants are mixtures of solid fuel and a solid oxidizer. These are further categorized into two sub-classes, (1) Composite propellants
Advantages of radiometric titration
Determine five chemical reactions you observe in your daily life. Observe the reaction carefully. Present the change in the condition of the reactants and products wit
Nitric oxide becomes brown when released into the air
Types of spectral interferences: While a quantitative analysis using a standard calibration curve is carried out, the calibration plot of emission intensity vs concentration o
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