Chemistry

Given below are two statements : one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A : In TlI₃, isomorphous to CsI₃, the metal is present in +1 oxidation state.

Reason R : Tl metal has fourteen f electrons in the electronic configuration.

In the light of the above statements, choose the most appropriate answer from the options given below:

What is the major product formed by HI on reaction with

In $\stackrel{1}{C}{H}_2=\stackrel{2}{C}=\stackrel{3}{C}H-\stackrel{4}{C}{H}_3$  molecule, the hybridization of carbon 1,2,3 and 4 respectively are:

Which of the following compound given pink colour on reaction with phthalic anhydride in conc. H₂SO₄ followed by treatment with NaOH?

Calgon is used for water treatment. Which of the following statement is NOT true about Calgon?

The product formed in the first step of the reaction of

Ceric ammonium nitrate and CHCl₃/alc. KOH are used for the identification of functional groups present in…………. and……………respectively.

Match List – I and List – II.

Choose the correct answer from the options given below:

(A) HOCl + H₂O_2-> H₃O⁺ + Cl^- + O₂

(B)   $I_2+H_2{O}_2+2O{H}^{-}\to 2I^{-}+2H_{2}O+O_2$

Choose the correct option.