Name origin:Greekphôsandphoros Appearance:white/red/black Discoverer:Hennig Brand Obtained from:phosphate rock Melting point:317 K Boiling point:550 K Density[kg/m3]:1823 Molar volume:17.02 × 10-6m3/mol Protons/Electrons:15 Neutrons:16 ...
For instances, in the case of the BESs, organic pollutants could be oxidized by the electricigens biofilm on the anode, and released protons and electrons (Eq. (1)). The released electrons can be captured by the anode and be transferred through the external circuit to the cathode. Then ...
·O2−radicals. Compared to oxygen production via four-electron process, these species are formed easily via two-electron process, beneficial to produce a large-scale source of electrons and protons for water reduction. Therefore, the Co-P/BP nanosheets exhibit robust hydrogen-evolving activity ...
Use the periodic table to find the atomic mass, atomic number, number of protons, and number of electrons for an atom of (a) argon and (b) strontium. Give the shell electron configuration for (a) litWhat is the orbital radius of the electron in the n = 4 stat...
What is phosphorus (element 15), its white and red allotropic forms, is it a metal nonmetal or metalloid, how many electrons, protons, neutrons does it have
For the first time the samples, cut from the same wafer of crystals of float-zone silicon, nFZSi(P) and nFZSi(Bi), were subjected to irradiation with 0.9-MeV electrons and 15-MeV protons at RT for studying them by low-temperature positron annihilation lifetime spectroscopy. Measurements of...
英语懂的 来拿分 11.How many neutrons and pro tons are in an atom of phosphorus11.How many neutrons and pro tons are in an atom of phosphorus-31,atomic number 15,and determine how many electrons should be in the first,second,third,and fourth energy levels?
Phosphorus was produced by this method until the 1770s when Swedish scientist Carl Wilhelm Scheele – the discoverer ofchlorineand one ofoxygen‘s independent discoverers – found that phosphorus could be prepared from bone.(3) The name comes from the Greek word ‘phosphoros’ meaning bringer of...
The conformation in solution of eight-membered 12H-dibenzo[d,g][1,3,2]-dioxametallocin rings containing phosphorus and titanium, respectively, were studied by the NMR spectroscopy using ring substituents containing diastereotopic protons as a probe for conformational bias. The results of this study...
Phosphorus and Potassium Synergistic PromotionK3PO4 SolutionFe/CFC CathodeIn the process of electrochemical ammonia synthesis using an aqueous solution as the electrolyte, most protons will preferentially compete for electrons for hydrogen generation. Herein, the carbon cloth loaded with Nano〧e was ...