Alkenes

Which of the following reagents / reactions will convert 'A' to 'B'?

Number of grams of bromine that will completely react with 5.0 g of pent-1-ene is ______ $\times10^{-2}$ g. (Atomic mass of Br = 80 g/mol) [Nearest integer]

Amongst the following, the major product of the given chemical reaction is

The major product in the following reaction is

'A' and 'B' respectively are :
$$\mathrm A\xrightarrow[(2)\ \mathrm{Zn\text{-}H_2O}]{(1)\ \mathrm O_3}\text{Ethane-1,2-dicarbaldehyde}+\text{Glyoxal/Oxaldehyde}$$
$$\mathrm B\xrightarrow[(2)\ \mathrm{Zn\text{-}H_2O}]{(1)\ \mathrm O_3}\text{5-oxohexanal}$$

What will be the major product of following sequence of reactions?
$$\text{n-Bu}\text{-}\mathrm{C{\equiv}CH}\xrightarrow[\text{(ii) Lindlar cat, H}_2]{\text{(i) n-BuLi, n-C}_5\text{H}_{11}\text{Cl}}$$

The major product (P) in the reaction

$$\mathrm{Ph{-}CH{=}CH{-}CH_2Br\xrightarrow{HBr}\ ?(P)}\qquad[\mathrm{Ph\ is\ {-}C_6H_5}]$$

is

The major product of the following reaction contains ______ bromine atom(s).

Two isomers 'A' and 'B' with molecular formula $\mathrm{C_4H_8}$ give different products on oxidation with $\mathrm{KMnO_4}$ in acidic medium. Isomer 'A' on reaction with $\mathrm{KMnO_4/H^+}$ results in effervescence of a gas and gives ketone. The compound 'A' is

A hydrocarbon 'X' is found to have molar mass of 80. A 10.0 mg of compound 'X' on hydrogenation consumed 8.40 mL of $\mathrm{H_2}$ gas (measured at STP). Ozonolysis of compound 'X' yields only formaldehyde and dialdehyde. The total number of fragments/molecules produced from the ozonolysis of compound 'X' is ______.

A compound 'A' on reaction with 'X' and 'Y' produces the same major product but different by product 'a' and 'b'. Oxidation of 'a' gives a substance produced by ants.

'X' and 'Y' respectively are

Major product of the following reaction is

Major product 'B' of the following reaction sequence is :

$$\mathrm{CH_3-\underset{\displaystyle CH_3}{\underset{|}{C}}=CH-CH_3\xrightarrow[\ CH_3OH\ ]{Br_2}A\xrightarrow{HI}\underset{\text{(major product)}}{B}}$$

Choose the correct option for the following reactions.

Find out the major product for the above reaction.

Which among the following pairs of the structures will give different products on ozonolysis ? (Consider the double bonds in the structures are rigid and not delocalized.)

When enthanol is heated with conc. H$_2$SO$_4$, a gas is produced. The compound formed, when this gas is treated with cold dilute aqueous solution of Baeyer's reagent, is

Major product of the following reaction is

3,3-Dimethylpent-4-enoic acid is treated with I$_2$, NaHCO$_3$.

Among the following, how many hydrocarbon (s) with formula C$_{10}$H$_{16}$ which on reaction with acidic potassium permagenate yield(s) same product ? _______

The maximum number of possible isomers (including stereoisomers) which may be formed on mono-bromination of 1-methylcyclohex-1-ene using $\ce{Br2}$ and UV light is ____.