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Write one chemical reaction each to show that (a) Tin (II) chloride is a reducing agent. (b) Chlorine gas can be getting from bleaching powder.
The value of the energy for the first excited state of hydrogen atom will be: (1) - 13.6 ev (2)- 3.40 eV (3) -1.51eV
Ask quCOPPER REACT REACT WITH OXYGEN TO FORM TWO OXIDES X AND Y ON ANALYSIS 1.535g OF X YIELDED 1.365 OF COPPER AND 1.450 OF Y YIELDED 1.160g OF COPPER 1 DETERMIN THE CHEMICAL FOR
what are the practical applications of photochemistry
Another way to show that water pressure increases with depth Search a tall tin can. Punch holes up the side of the can about 3 cm apart. Put a strip of adhesive or plastic tape
Calculate the expected enthalpy of hydrogenation of a six-membered ring with three double bonds and compare it with the value obtained in 74.1. What is the reason for this diffe
Q. Write short notes on fabrication of rubber objects. Sol. Fabrication of Rubber: in the row condition rubber is composed of molecules of great length and molecular weight.
define scale and sludge
Crystals and glasses Unlike a complex ion or molecule, which is a finite (often small) assembly of atoms, a solid has no fixed shape and size but can add atoms indefinit
Which of the following has highest melting point: (1) BaCl 2 (2) MgCl 2 (3) Cacl 2
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