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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.
Effect of substituent on acidic nature (a) An electron withdrawing substituent that is - I effect stabilizes the anion by dispersing the negative charge and hence increases the
Q. What do you mean by Dative Covalent Bonds?Dative Covalent Bonds Ans. Sometimes both electrons in the shared pair come from one atom. This type of bond is called a dativ
Every substance poses exact amount of energy known as internal energy or intrinsic energy (E).
How does crystallography help in study of crystal structure
project on p block..
What kind of relation is there between them and the force constants of vibration that you have calculated? The enthalpies of vaporization of carbon and silicon are 717 kJmol -1
how ti find numbeer of neutrons in dipositive zinc ion with mass number 70?
Given that ?H°298 for the reaction is -92.2 kJ mol-1, which is larger, the total bond dissociation energy of the reactants or the total bond dissociation energy of the products?
Principal functional group-Polyfunctional Organic Compounds If the organic compound includes two or more functional groups, one of the functional sets is chosen as the princ
WHAT TYPE OF CHEMICAL REACTION IS INVOLVED IN POTENTIOMETRIC TITRATION
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