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Explain the statement "Water has bent geometry"
Water has bent geometry; that is, the H-O-H bond angle is approximately tetrahedral. Repulsion among the lone pairs and the bonds decreases this bond angle somewhat. (The actual bond angle is 104.5°.)
how does salt bridge works??
Q. Show the rate of decrease in atomic radius? The rate of decrease in atomic radius along the lanthanide series and also along the actinide series is even less than that in th
Write a feature which will distinguish a metallic solid from an ionic solid. a) Explain 'order of a reaction'. b) What is an emulsion?
Define The Phase Rule and Phase Diagrams? We encountered the Gibbs phase rule and phase diagrams in connection with single-substance systems. The present chapter derives the fu
The cell diagram of a mercury cell can be written Zn(s) | ZnO (s) NaOH (aq) HgO (s) HgO (I) (a) Write the electrode reactions and cell reaction with electron number z = 2.
why is NH4CL ADDED BEFOR NH4OH
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
what technique can be used to improve water quality ?
tie line explain in with the help of phase rule
When an electron jumps from lower to higher orbit, its energy : (1) Increases (2) Decreases (3) Remains the same (4) None of these Ans: Increases
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