Question:
The elemental composition of a compound is 54.2% C, 9.2% H, and 36.6% O. If the molar mass of the compound is 132 g/mol, the molecular formula of the compound is:
The elemental composition of a compound is 54.2% C, 9.2% H, and 36.6% O. If the molar mass of the compound is 132 g/mol, the molecular formula of the compound is:
Show Hint
The empirical formula can help determine the molecular formula by using the molar mass.
Updated On: Mar 21, 2025
- \( \text{C}_6 \text{H}_{12} \text{O}_6 \)
- \( \text{C}_6 \text{H}_{12} \text{O}_3 \)
- \( \text{C}_4 \text{H}_9 \text{O}_3 \)
- \( \text{C}_4 \text{H}_8 \text{O}_2 \)
Hide Solution
Verified By Collegedunia
The Correct Option is A
Solution and Explanation
- First, determine the empirical formula by finding the ratio of moles of C, H, and O.
- Then, multiply by the molar mass to obtain the molecular formula.
Final Answer: Option (1).
Was this answer helpful?
0
0
Top Questions on Thermodynamics
- A gas is compressed from an initial volume of 10 L to 5 L. The pressure during the compression is constant at 2 atm. Calculate the work done on the gas.
- MHT CET - 2025
- Chemistry
- Thermodynamics
- Identify the incorrect statements among the following:
- KCET - 2025
- Chemistry
- Thermodynamics
- Which one of the following reactions has
\(\Delta H = \Delta U\)?- KCET - 2025
- Chemistry
- Thermodynamics
- Given below are two statements.
- KCET - 2025
- Chemistry
- Thermodynamics
- In adiabatic compression, which of the following is true?
- MHT CET - 2025
- Physics
- Thermodynamics
View More Questions
Questions Asked in JEE Main exam
- The sum of the squares of all the roots of the equation \( x^2 + [2x - 3] - 4 = 0 \) is:
- JEE Main - 2025
- Quadratic Equations
- Number of solutions in the interval \( [-2\pi, 2\pi] \) for the equation: \[ 2\sqrt{2} \cos^2 \theta + (2 - \sqrt{6}) \cos \theta - \sqrt{3} = 0 \]
- JEE Main - 2025
- Trigonometry
- The spin-only magnetic moment (\(\mu\)) value (B.M.) of the compound with the strongest oxidising power among \(Mn_2O_3\), \(TiO\), and \(VO\) is ________________________ B.M. (Nearest integer).
- JEE Main - 2025
- Magnetic moment
- Atomic number of element with lowest first ionisation enthalpy is:
- JEE Main - 2025
- Periodic Table
- Let \( z_1, z_2, z_3 \) be three complex numbers on the circle \( |z| = 1 \) with \( \arg(z_1) = -\frac{\pi}{4}, \arg(z_2) = 0 \) and \( \arg(z_3) = \frac{\pi}{4} \). If \( |z_1 \overline{z_2} + z_2 \overline{z_3} + z_3 \overline{z_1}|^2 = \alpha + \beta \sqrt{2} \), where \( \alpha, \beta \in \mathbb{Z} \), then the value of \( \alpha^2 + \beta^2 \) is :
- JEE Main - 2025
- complex numbers
View More Questions