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(a) Starting from a sample of chromate ore, how is potassium dichromate prepared? Explain all the steps included with chemical equations.
(b) Write the balanced chemical equation for the reaction among an acidified solution of potassium dichromate and potassium iodide.
how to determine the concentration of citric acid given that it reacts with sodium hydroxide
Octane number - Characteristics of hydrocarbons It is utilized for measuring the knocking character of fuel utilized in petrol engine. The octane quantity of an offered sample
Silicon has 4 electrons in the outermost orbit. In forming the bonds: (1) It gains electrons (2) It loses electrons (3) It shares electrons (4) None of these Ans: I
some structures containing polyfunctional groups
How many spyro moleculesr are there Ans) n numbers
An electron having the quantum numbers n=1, l=3, m=0 s= -1/2 , would be in the orbital: (1) 3s (2) 3p (3) 4d
Structure of Aldehydes and Ketones Carbonyl carbon atom is connected to three atoms by sigma bonds. As these bonds use Sp 2 -orbitals, they found in the same plane and are 120°
what are boilers troubles?how to reduce them?
examples?\
Q. Show the d-orbital energy level splitting? Let us consider one of the consequences of the d-orbital energy level splitting. [Ti (H2o 6 ) 3+ is a d 1 system meaning that t
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