The major product of the following reaction, if it occurs by SN2 mechanism is :

The major product formed in the following reaction is :

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : Treatment of bromine water with propene yields 1-bromopropan-2-ol. Reason (R) : Attack of water on bromonium ion follows Markovnikov rule and results in 1-bromopropan-2-ol. In the light of the above statements, choose the most appropriate answer from the options given below :

Which of the following compound is added to the sodium extract before addition of silver nitrate for testing of halogens?

Which of the following is 'a' FALSE statement ?

Seliwanoff test and Xanthoproteic test are used for the identification of ___________ and ________ respectively.

Match List - I with List - II : List - I Test/Reagents/Observation(s) List - II Species detected (a) Lassaigne's Test (i) Carbon (b) Cu(II) oxide (ii) Sulphur (c) Silver nitrate (iii) N, S, P, and halogen (d) The sodium fusion extract gives black precipitate with acetic acid and lead acetate (iv) Halogen Specifically The correct match is :

Reagent, 1-napthylamine and sulphanilic acid in acetic acid is used for the detection of

An inorganic Compound 'X' on treatment with concentrated H2SO4 produces brown fumes and gives dark brown ring with FeSO4 in presence of concentrated H2SO4. Also Compound 'X' gives precipitate 'Y', when its solution in dilute HCl is treated with H2S gas. The precipitate 'Y' on treatment with concentrated HNO3 followed by excess of NH4OH further gives deep blue coloured solution, Compound 'X' is :

In Carius method, halogen containing organic compound is heated with fuming nitric acid in the presence of :

Which one of the following complexes is violet in colour?

Acidic ferric chloride solution on treatment with excess of potassium ferrocyanide gives a Prussian blue coloured colloidal species. It is :

Which one of the following tests used for the identification of functional groups in organic compounds does not use copper reagent?

Statement I : Sodium hydride can be used as an oxidising agent. Statement II : The lone pair of electrons on nitrogen in pyridine makes it basic. Choose the CORRECT answer from the options given below :

The oxidation states of nitrogen in NO, NO2, N2O and NO$${}_3^{-}$$ are in the order of :

Identify the process in which change in the oxidation state is five :

The oxidation states of 'P' in H4P2O7, H4P2O5 and H4P2O6, respectively, are :

Al2O3 was leached with alkali to get X. The solution of X on passing of gas Y, forms Z. X, Y and Z respectively are :

The correct statement about B2H6 is :

Given below are two statements : Statement I : $$\alpha$$ and $$\beta$$ forms of sulphur can change reversibly between themselves with slow heating or slow cooling. Statement II : At room temperature the stable crystalline form of sulphur is monoclinic sulphur. In the light of the above statements, choose the correct answer from the options given below :