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Ionic and covalent bonds are present in:
(1) CCl4
(2) CaCl2
(3) NH4 Cl
(4) H2O
Ans: NH4 Cl
Most of the transition metal do not displace hydrogen from dilut acid. why? Ans) The activity series of transition metals is less than that of hydrogen so they can not displace h
applications of photochemistry in daily life
In ion estimation why we have to change the oxidation state of the Fe+3 ion. Ans) Because if iron is in +3 oxidation state it will be morestable then we get preferable product. s
Uses of Unsaturated halides (Halo-alkene) The major use of vinyl chloride is in the manufacture of polyvinyl chloride that is abbreviated as PVC plastic that is employed these
How many grams of CO2 are produce if 42.0 mol of LiOH react?
WRITE HALF-REACTION FOR THE REDOX Fe2+ + MnO4- =Fe3+ + Mn2+
dry test of cuso4
Q. Use of Reactants in Excess? Ans. Consider a recipe for pancakes that calls for 2 cups of pancake batter mix and 1 cup of water. The result of this recipe is 14 pancakes
diamond is covalent.yet it has high melting point.why?
name the physical state of matter which can be easily compressed.
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