JEE Mains · Chemistry · STD 12 - 10. Biomolecules
Glucose and Galactose are having identical configuration in all the positions except position
- A \(C-4\)
- B \(C-3\)
- C \(C-5\)
- D \(C-2\)
Answer & Solution
Correct Answer
(A) \(C-4\)
Step-by-step Solution
Detailed explanation
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Chemistry
- The total number of structural isomers possible for the substituted benzene derivatives with the molecular formula \(\mathrm{C}_9 \mathrm{H}_{12}\) is ______.JEE Mains 2025 Hard
- What is the \(IUPAC\) name of the following compound ?
JEE Mains 2019 Medium - Mass of ethylene glycol (antifreeze) to be added to \(18.6 \mathrm{~kg}\) of water to protect the freezing point at \(-24^{\circ} \mathrm{C}\) is _______ \(\mathrm{kg}\). (Molar mass in \(\mathrm{g} \mathrm{mol}^{-1}\) for ethylene glycol \(62, \mathrm{~K}_{\mathrm{f}}\) of water \(=1.86 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\) )JEE Mains 2024 Hard
- In the following reactions products \((A)\) and \((B)\). respectively, are \(\mathrm{NaOH}+\mathrm{Cl}_{2} \rightarrow(\mathrm{A})+\) side products (hot and conc.) \(\mathrm{Ca}(\mathrm{OH})_{2}+\mathrm{Cl}_{2} \rightarrow(\mathrm{B})+\) side products \((dry)\)JEE Mains 2020 Hard
- The compound A, \(C_{8}H_{8}O_{2}\) reacts with acetophenone to form a single product via cross-Aldol condensation. The compound A on reaction with conc. NaOH forms a substituted benzyl alcohol asJEE Mains 2026 Hard
- Isomeric hydrocarbons \(\quad \rightarrow \quad\) negative Baeyer's test
(Molecular formula \(\mathrm{C}_9 \mathrm{H}_{12}\) )
The total number of isomers from above with four different non-aliphatic substitution sites is -JEE Mains 2025 Hard
More PYQs from JEE Mains
- A parallel beam of electrons travelling in \(x-\) direction falls on a slit of width \(d\) (see figure) . If after passing the slit, an electron acquires momentum \(P_y\) in the \(y-\) direction then for a majority of electrons passing through the slit ( \(h\) is Planck's constant)
JEE Mains 2015 Medium - A coil of self inductance \(10\,mH\) and resistance \(0.1\,\Omega \) is connected through a switch to a battery of internal resistance \(0.9\,\Omega \). After the switch is closed the time taken for the current to attain \(80\%\) of the saturation values is: [take \(ln\,5 = 1.6\) ]JEE Mains 2019 Hard
- The number of units, which are used to express concentration of solutions from the following is _________.(Mass percent, Mole, Mole fraction, Molarity, ppm, Molality.)JEE Mains 2023 Medium
- An organic compound (X) with molecular formula \(\mathrm{C}_3 \mathrm{H}_6 \mathrm{O}\) is not readily oxidised. On reduction it gives \(\mathrm{C}_3 \mathrm{H}_8 \mathrm{O}(\mathrm{Y})\) which reacts with HBr to give a bromide (Z) which is converted to Grignard reagent. This Grignard reagent on reaction with (X) followed by hydrolysis give 2,3-dimethylbutan-2-ol. Compounds \((\mathrm{X}),(\mathrm{Y})\) and \((\mathrm{Z})\) respectively are _______.JEE Mains 2025 Hard
- An object is located at \(2\, km\) beneath the surface of the water. If the fractional compression \(\frac{\Delta V }{ V }\) is \(1.36\, \%,\) the ratio of hydraulic stress to the corresponding hydraulic strain will be ......... . [Given : density of water is \(1000\, kg m ^{-3}\) and \(\left. g =9.8 \,ms ^{-2} .\right]\)JEE Mains 2021 Medium
- The compounds \(A\) and \(B\) in the following reaction are, respectively \(Benzene\) \(\xrightarrow{HCHO+HCl}\,A\)\(\xrightarrow{AgCN}\,B\)JEE Mains 2019 Hard