Why is potassium permanganate pink in colour? Potassium permanganate(KMnO4) is coloredbecause it absorbs light in the visible range of the electromagnetic spectrum. The permanganate ion is the source of the color, as a ligand-to-metal charge transfer takes place between the oxygen's p orbitals a...
What is the color of : 1.K3Fe(CN)6?2.K3Cu(CN)6? Chemical reaction Chemical reactions are generally characterized by the occurrence of the physical as well as chemical changes. Inorganic chemical changes, organic chemical changes, and biochemical chang...
4、onteduswithaqueerdilemma.Wefeelclearlythatweareonlynowbeginningtoacquirereliablematerialforweldingtogetherthesumtotalofallthatisknownintoawhole;but,ontheotherhand,ithasbecomenexttoimpossibleforasinglemindfullytocommandmorethanasmallspecializedportionofit.Icanseenootherescapefromthisdilemma(lestourtr 5、uewho...
colour; turbidity shall not exceed 1 degrees; no peculiar smell, odor and visible matter. PH value: the pH value is the pH of the water. Pure water because of the production process, the production of water acid. The pH range is 5.0~7.0. Conductivity: the purity of pure water ...
The ionic bond of sodium chloride is formed as a result of what? What would happen if you added a sugar crystal to a super saturated solution of sugar in water? Acidic potassium permanganate reacts with aqueous K2C2O4, producing carbon dioxide and Mn2+. Write the oxidation half-...
Ethylene Glycol (C2H6O2) - Ethylene glycol is the first member of the series of alkane diols and is also known as glycol. Ethylene glycol is a colorless liquid with the chemical formula C2H6O2. The molar mass of ethylene glycol is 62.07 g/mol.
Which of the following is yellow in Colour ammonium molybdate? 12MoO3 is same as the preparation of ammonium phosphomolybdate but, there is a small change is that instead of H3PO4, arsenic acid (H3AsO4).The ammonium arsenate phosphatealso gives out the yellow precipitate. ...
How many moles of iodine are liberated when 1 mole of potassium dichromate react with excess of potassium iodide in the presence of concentrated sulphuric acid ? View Solution Doubtnut is No.1 Study App and Learning App with Instant Video Solutions for NCERT Class 6, Class 7, Class 8, Class...
The scientific study of matter's characteristics and behaviour is known as chemistry.andare different from the normal vocabulary. It is a branch of natural science that examines the building blocks of matter, including the atoms, molecules, and ions that make up compounds and their composition, ...
What is life? The Physical Aspect of the Living Cell. Based on lectures delivered under the auspices of the Dublin Institute for Advanced Studies at Trinity College, Dublin, in February 1943. To the memory of My Parents Preface A scientist is supposed to have a complete and thorough I of ...