List of top Chemistry Questions asked in BCECE

This compound has both ionic and covalent bonds:

Which one is an amphoteric oxide:

Which of the following do not contain carbon-oxygen double bonds?

Identify the correct statement.

Hydrolysis of cyanohydrin derivative produces

How do you distinguish chlorobenzene A C from benzyl chloride ?

Identify the monomers from the following.

Chloroethane reacts with X to give diethyl ether. The compound X is

58.5 gm of NaCl and 180 gm of glucose were separately dissolved in 1000 ml of water. Identify the correct statement regarding the elevation of boiling point (b.p.) of the resulting solutions.

The potential of a hydrogen electrode at pH=10 is

Reaction of acetone with HCN gives

A 5.2 molal aqueous solution of methyl alcohol, CH₃OH is supplied. What is the mole fraction of methyl alcohol in the solution?

The standard emf of galvanic cell involving 3 moles of electrons in its redox reaction is 0.59 V. The equilibrium constant for the reaction of the cell is

Dissolving 120 g of urea in 1000 g of water gave a solution of density 1.15g/mL. The molarity of the solution is

Which of the following electrolytic solutions has the least specific conductance?

Which of the following acids does not exhibit optical isomerism ?

Which of the following has highest knocking effect in IC engine?

Alkyl halides react with dialkyl copper reagents to give

The compound formed as a result of oxidation of ethyl benzene by KMnO₄ is

When 2-butyne is treated with Pd BaSO₄; the product formed will be

Which of the following reactions will not result in the formation of carbon-carbon bond?

Some meta-directing substituents in aromatic substitution are given. Which one is most deactivating?

Which one of the following is an example for homogenous catalysis ?

Among the electrolytes Na₂SO₄. CaCl₂, Al₂(SO₄)₃ and NH₄ Cl, the most effective coagulating agent for Sb₂S₃, sol is

The hydrocarbon which can react with sodium in liquid ammonia is