HSC Science (Electronics) इयत्ता १२ वी - Maharashtra State Board Question Bank Solutions

Answer the following.

What happens when nitric oxide reacts with ozone.

Discuss the structure of sulfur dioxide.

Draw structures of XeF₆.

Draw the structure of XeO₃

Answer the following.

Draw structures of XeOF₄

Answer the following.

Draw structures of XeF₂.

What are interhalogen compounds?

Answer the following.

How are xenon fluorides XeF₂, XeF₄ and XeF₆ obtained? Give suitable reactions.

Answer the following.

How are XeO₃ and XeOF₄ prepared?

Answer the following.

Describe the structure of the Ozone. Give two uses of ozone.

Balance the following equation

\[\ce{KMnO4 + H2C2O4 + H2SO4 -> MnSO4 + K2SO4 + H2O + O2}\]

Answer the following question.

How stability of the coordination compounds can be explained in terms of equilibrium constants?

Answer the following question.

Name the factors governing the equilibrium constants of the coordination compounds.

Benzaldehyde does NOT show positive test with ______.

Answer in brief.

Observe the following equation of reaction of Tollens' reagent with aldehyde. How do we know that a redox reaction has taken place? Explain.

\[\ce{R-CHO + 2Ag(NH_{3})^{+}_{2} + OH^{-}->[\triangle] R-CO{O}^{-} + 2Ag↓ + 4NH3 + 2H2O}\]

Answer in brief.

What is the action of hydrazine on cyclopentanone in presence of KOH in ethylene glycol?

Write a note on Stephen reaction.

Answer in one sentence.

Write the reaction of p-toluenesulphonyl chloride with diethylamine.

Write reaction showing aldol condensation of cyclohexanone.

Answer in brief.

Write reaction showing conversion of Acetaldehyde into acetaldehyde dimethyl acetal.