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440 questions found
Calculate the equilibrium constant for the fusion of ice at 1°C. What is the effect of temperature for the entropy change of reaction?
Which of the following compound is π-bonded organo-metallic compound which has ethene as one of the components and is the first synthesized organometallic compound?
Zeise’s salt
Ferrocene
Di-benzene chromium
Tetraethyl tin
How is the completion of the reaction in this titration detected? Is the solution prepared from Na₂CO₃ primary standard? Why?
Why does octahedral distortion occur in the presence of ligand? Explain on the basis of CFT.
Write the reaction involved during calcination of X.
How would you obtain compound A from benzene diazonium chloride?
Reaction of aq. NaOH on the compound (A) is more difficult than with chloroethane, justify with a suitable explanation.
Write down the isomeric alcohols of C₃H₈O and their IUPAC name. How would you apply Victor Meyer’s test to distinguish these isomers?
Potassium hydroxide having pH 8 is diluted 1000 times. Calculate the pH of the diluted base
Define condensation polymerization. Write the molecular structures of monomers of Bakelite.
A carbonyl compound with molecular formula C₃H₆O (it does not give silver mirror test) has treated with a compound Y which gives Z. Z on hydrolysis in acidic medium gives 2-hydroxy-2-methyl propanoic acid. Identify the carbonyl compound, Y and Z with proper reactions.
How would you obtain the preservative from methanol?
Write the chemical reaction that would occur when the given preservative is treated with phenol in acidic medium.
Give the complete reaction for the conversion of the compound into yellow dye.
Calculate heat of formation of ethyl alcohol from the given data.
Heat of combustion of ethyl alcohol = −330 Kcal
Heat of formation of carbondioxide = −94 Kcal
Heat of formation of water = −68.5 Kcal
What product would you obtain when the compound is electrolyzed in acidic medium?
Draw the structure of urinary antiseptic.
Write the reaction when the compound is heated with concentrated sodium hydroxide.
Can we store AgNO₃ solution in a copper vessel?
Will silver nitrate solution act in a copper vessel?