View Solution Give two examples of less reactive metals View Solution सबसे कम अभिक्रियाशील धातु कौन है ? View Solution Exams IIT JEE NEET UP Board Bihar Board
Some nonconventional applications of transition metals in organophosphorus synthesis are presented. They include: a) the reduction-complexation of phosphine sulfides; b) various applications of complexation as a mask for the reactive phosphorus center; c) some coupling and insertion reactions of phospho...
Answer to: Explain the definition of the metalloids and the nonmetals on the periodic table and list at least three examples for each of them. By...
Base Metals on the Periodic Table On the periodic table, many of the base metals are located to the right of the transition metals and to the left of the metalloids, reactive non-metals, and noble gases. Periods in the periodic table refer to the rows, and base metals are found in ...
Plastics are not corroded even if they come in contact with strong chemicals. This is because of their non-reactive nature with most materials. For example, the cleansing chemicals that we use at home are stored in plastic bottles, instead of metal containers. Show More ...
Gold is a heavy metal in a group known as the transition metals. Gold is also known as a precious metal (as are platinum and silver). Large amounts of gold are still used in the manufacture of coins, medals, jewelry, and art. Gold also has a number of uses in industry, medicine,...
The thermal decomposition reactions also help in the extraction of metals. Example: zinc carbonate, ore of zinc is first decomposed to zinc oxide and then reduced to obtain zinc metal.Single Displacement Reactions or Substitution ReactionsA reaction in which another atom displaces an atom or a gro...
An example of a nonmetal element is helium. Helium is a noble gas which possesses very nonmetallic characteristics such as high electronegativity and high ionization energy. However, helium is exceptionally nonreactive and is not found in compounds like most metals are found in. Helium is also a...
particularly effective for large rings. Mechanistically, it occurs in two phases: the first phase forms intermediates viacycloaddition, while the second phase generates products through further reactions. Thisreactionis driven to completion by the volatility of ethane gas, enhancing yields, especially with...
Since we understand that the activity series is ranked in order of most reactive to least reactive, we can predict the displacement of hydrogen ions from an acid. There are a limited number of metals that are reactive enough to displace hydrogen in water and the metals at the bottom of the...