HSC Science कक्षा १२ - Tamil Nadu Board of Secondary Education Question Bank Solutions

Identify the product(s) is/are formed when 1-methoxy propane is heated with excess HI. Name the mechanism involved in the reaction.

Predict the major product, when 2-methyl but -2-ene is converted into an alcohol in the following method.

Acid catalysed hydration

Short Answer Question.

Identify the product (s) is / are formed when 1 – methoxy propane is heated with excess HI. Name the mechanism involved in the reaction

Short Answer Question.

Identify the product (s) is/are formed when 1 – methoxy propane is heated with excess HI. Name the mechanism involved in the reaction.

Give the structure and IUPAC name of metamers of 2-methoxy propane

Identify the product (s) is/are formed when 1-methoxy propane is heated with excess HI. Name the mechanism involved in the reaction.

Give the structure and IUPAC name of the metamers of 2-methoxy propane.

Which one of the following statements related to lanthanons is incorrect?

Which of the following lanthanoid ions is diamagnetic?

Which of the following oxidation states is most common among the lanthanoids?

Assertion: Ce⁴⁺ is used as an oxidizing agent in volumetric analysis.

Reason: Ce⁴⁺ has the tendency of attaining +3 oxidation state.

The most common oxidation state of actinoids is ____________.

The actinoid elements which show the highest oxidation state of +7 are ____________.

Which one of the following is not correct?

What are inner transition elements?

Justify the position of lanthanides and actinides in the periodic table.

What are actinoids? Give three examples.

What is lanthanoid contraction and what are the effects of lanthanoid contraction?

Compare lanthanoids and actinoids.

Actinoid contraction is greater from element to element than the lanthanoid contraction, why?