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

Answer the following in one or two sentences.

Consider the complexes \[\ce{[Cu(NH3)4][PtCl4] and [Pt(NH3)4] [CuCl4]}\]. What type of isomerism these two complexes exhibit?

Answer in brief.

What are ionization isomers ? Give an example.

Draw isomers of the following.

\[\ce{Pt(NH3)2ClNO2}\]

Answer the following question.

Draw isomers of the following

Ru(NH₃)₄Cl₂

Answer the following question.

Draw isomers of the following

[Cr(en₂)Br₂]^⊕

Answer the following question.

Draw geometric isomers and enantiomers of the following complex.

[Pt(en)₃]^4⊕

Answer the following question.

Draw geometric isomers and enantiomers of the following complex.

[Pt(en)₂ClBr]^2⊕

Give reason:

Reactions involving Grignard reagent must be carried out under anhydrous condition.

Aldehydes are more reactive towards nucleophilic addition reactions than ketones. Explain.

Choose the most correct option.

Which of the following compounds contains azo linkage?

Write a short note on coupling reactions.

Answer the following

Complete the following reaction :

`"C"_6"H"_5"N"_2^+"Cl"^-` + C₂H₅OH → 

Answer the following

Ridhima wants to detect the structure of the surface of materials. Name the technique she has to use.

Answer the following

What do you mean by sol and gel?

Answer the following

Describe the sol-gel method of preparation for nanoparticles.

The pair [Co(NH₃)₅(SO₄)]Br and [Co(NH₃)₅Br]SO₄ exhibits ____________ isomerism

Write the type of isomerism exhibited by [Co(NH₃)₅(NO₂)]²⁺ and [Co(NH₃)₅ONO]²⁺ pair of complex ion.

Define the term Co-ordination isomer.

Define the term Hydrated isomers.

Draw structure of cis isomer of [Co(NH₃)₄Cl₂]⁺