HSC Science (Electronics) १२ वीं कक्षा - Maharashtra State Board Important Questions

Derive an expression for the relation between half-life and rate constant for first-order reaction.

Write four points of distinction between Lanthanoids and Actinoids.

The following electronic configuration of elements shows highest oxidation state

Write any two uses of actinides.

Why +2 oxidation state of manganese is more stable?

Write four points of distinction between Lanthanoids and Actinoids.

Write the IUPAC name of the given compound:

When a co-ordination compound CrCl₃.6H₂O is mixed with AgNO₃, 2 moles of AgCl are precipitated per mole of the compound. Write

(i) Structural formula of the complex.

(ii) IUPAC name of the complex.

Write down the IUPAC name of the following complex: [Cr(NH₃)₂Cl₂(en)]Cl (en = ethylenediamine)

Draw the geometrical isomers of complex [Pt(NH₃)₂Cl₂].

Write the hybridization and magnetic behaviour of the complex [Ni(CO)₄].

(At.no. of Ni = 28)

Write the IUPAC name of the complex [Cr(NH₃)₄ Cl₂]Cl.

Write the IUPAC name of the following coordination compound:

K₃[Fe(CN)₆]

Write postulates of Werner theory of co-ordination complexes.

The type of mono halogen derivative in which a halogen atom is bonded to sp³ hybridized carbon atom next to carbon-carbon double bond is ______________

How is phenol converted into the following?

Benzene

Write chemical equation of acetyl chloride with ethanol

Write the preparation of ethanol from methyl magnesium iodide.

How is phenol converted into the following?

Benzene

How is phenol converted into the following?

Benzene