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Anomalous behaviour of carbon and silicon
3p orbitals has how many nodes
The chemical formula for pure water is H 2 O. Pure water breaks up into an equal number of H + (aq) and OH - (aq) ions. As the amounts of the H + and OH - ions are equal, water i
0.22(6.022)(10^23)
what do you mean by homologous series .
Tests of benzaldehyde - aldehydes and ketones (a) It forms a white precipitate with solution. (b) It creates a yellow precipitate with 2: 4 dinitrophenyl hydrazines. (
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
The energy of an electron in orbit of hydrogen atom is : (1) 13.6/n 4 x eV (2) 13.6/n 3 xeV (3) 13.6/n 2 xeV (4)13.6/nx eV Ans:
Carbon And its Compounds Carbon is a typical non-metal present in earth's crust to the extent of 0,02% by mass. All living organisms contain carbon and hydrogen as their ess
Question: (a) Explain the potential health risk which composting will pose to workers or to those located near a facility. (b) A number of concerns have been shown in regar
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