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Analytical test of Oxalic acid or Polyprotic acid
(a) The aqueous solution turns blue litmus red.
(b) The aqueous solution includes effervescences along with NaHCO3.
(c) The neutral solution provides a white precipitate with calcium chloride solution. Oxalic acid is insoluble in acetic acid.
(d) It decolourises hot potassium permanganate solution comprising dilute sulphuric acid.
(d) Along with hot conc. H2SO4, it evolves carbon monoxide that burns with blue flame.
20.0 mL of 0.2 M CaCl 2 diluted with water to 100.0 mL. Calculate [CaCl 2 ], [Ca 2+ ] and [Cl - ]. Produce from concentrated hydrochloric acid (12 M) 3.0 L 0.60 M HCl solution.
Q. Explain Specific Heat and caluclate amount of heat transferred? Ans. The amount of heat transferred to a substance depends on three things: a) amount of the substance
Criteria of purity of organic compounds The purity of an organic compound can be determined by ascertaining its some physical constants such as m.p., b.p., defined gravity, re
Mordant dyes: These dyes comprise no natural affinity for the fabric and are applied to it along with the help of specific additional substances termed as mordants. A mordant
what are some issues that can be discussed in the project?
Structural needs for hyperconjugation (i) Compound could comprise at least one Sp 2 -hybrid carbon of as well alkene alkyl carbocation or alkyl free radical. (ii) ∝- carbon
Compute the percent ionic character of the interatomic bonds for the following compound: TiO2.
Methylated spirits burner A easy burner can be made from an old boot polish tin. Though it is not necessary, a metal tube can be soldered to the top and a twisted piece of wire
If the water molecules in 1g of water were uniformly distributed on earth surface , how many such water molecules would there be in 1 cm^2 of earth? Solution) No. of molecules in
n-propyl acetate (bp 102 C) evaporates rapidly when exposed to air, but water(bp 100C)does not. Explain why
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