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what are the similarities of chemical and physical change
Q)why is the extraction of copper from pyrites more difficult than that from its oxide ore through reduction? Ans) The Standard free energy of formation of Cu2S is greater than
Polymerization The tendency of many molecules to aggregate and form dimmers (e.g. Al2Cl6 2), extended polymeric, or larger oligomers structures can be regarded as a donor-accep
Q. Illustrate Classification of Emulsions? Emulsions are classified as: • Oil-in-water emulsion: This is a colloidal dispersion in which droplets of oil are dispersed in
The correct order of increasing energy of atomic orbitals is: (1) 5p (2) 5p (3) 4f (4) 5p Ans: 5p
Smell - Physical characteristics of carbonyl compounds Along with the exception of lower aldehydes that have unpleasant odours, aldehydes and ketones have usually pleasant smel
what is the m.p naphthalene,ammonia oxalate,citric acid ,naphthyl acetic acid
Metal carbonyls of transition elements constitute another important class of organometallic compounds. All d-block elements which contain only carbonyl ligands are called homolepti
How are standard solutions prepared in industries?
how to calculate equivalent weight of LMnO4
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