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Copper=54.1%, oxygen=20.1% and the balance sulfur. Could this also be the molecular formula? What other data is needed?
atomic radius and compared its atomic radius to the other radiuss in its group
Ionic compounds do not have: (1) Hard and brittle nature (2) High melting and boiling point (3) Directional properties (4) Soluble in polar solvents Ans: Direction
In an electrochemical cell a redox reaction perform in two halves. Electrons are liberated by the oxidation half reaction at one electrode and go through an electrical circuit
A monosaccharide A has a molecular weight of 150 Da. The two stereoisomers B and C that are both optically inactive form when A reacts with NaBH4. Verify at all stereocenters i
Safety in Preparation of Preparation of trimethyl: 1 Use a round-bottomed flask equipped with a Claisen head (lagged with glass-wool), Quickfit thermometer (very expensive!)
The concentration of the product in the equilibrium is enhancing with increasing concentration of the substrate. ? ? The concentration of the product in the equilibrium
Which of the following has maximum number of unpaired electron (atomic number of Fe 26): (1) Fe (2) Fe (II) (3) Fe (III) (4) Fe (IV) An
whats is surfactant and its applications in cloud point extraction ?
Which one of the following groupings represents a collection of isoelectronic species: (1) NA +, Ca 2+ , Mg 2+ (2) N3, F - , Na + (3) be, Al 3+ , Cl -
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