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Q. Extraction of f-block element ? As all the lanthanides occur together in nature, their extraction involves two main steps: (i) separation from one another and (ii) reducti
diversity and magnitude of organic compound???
Q. What are the Chemical Properties of Halogens? Ans. he halogens have 7 valence electrons in their outermost shell. Note that 7 is one electron short of the octet.
The nitride ion in lithium nitride is composed of: (1) 7 protons + 10 electrons (2) 10 protons + 10 electrons (3) 7 protons + 7 protons (4) 10 protons + 7 electr
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
what is chemistry
A Galvanic cell or voltaic cell or electrochemical cell is a system in which a spontaneous chemical oxidation- reduction happens and makes electrical energy.
respiration. is it a exothermic or endothermic
Calculate the ratio of d number of molecules in two energy levels at 27''c given E2=9.75x10"-13erg/mol E1=6.95X10"-13erg/mol g1=2 g2=3
What will be wave length of a ball of 0.1 kg mass moving with 10 ms -1 velocity
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