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Explain the following observations:
(i) Generally there is an increase in density of elements from titanium (Z = 22) to copper (z =29) in the first series of transition elements.
(ii) Transition elements and their compounds are generally found to be good catalysts in chemical reactions.
Q. Atomic mass of an element? The number at the bottom of every square in the periodic table is the atomic mass of that element in amu. A scan of the periodic table will withou
Q. In 1982, the International Union of Pure and Applied Chemistry recommended that the value of the standard pressure p o be changed from 1 atm to 1 bar. This change affects the
Chemical properties
Describe this blocking by drawing the interaction between water and the catalyst analogous to that of task 1 of this problem. If a metal catalyzes the hydrogenation of alk
which factor on electron affinity depend?
balance?
Equivalent weight of salt how we can find
An unknown amount of copper, at 95 degrees C,, is placed in 100 g of water at 20 degrees C. It reaches temperature equilibrium at 60 degrees C. What is the mass of the copper?
Alicyclic compounds - Homocyclic or Carbocyclic These are the compounds that consist of rings of three or more carbon atoms. These resemble along with aliphatic compounds than
Sulpha drugs: These are synthetic chemotherapeutic agents who consist of sulphonamide, -SO 2 NH 2 set in their organization. These were the firstly effective chemotherapeutic
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