MCQ
Molecular formula of ethanol is?
- A$\mathrm{CH}_3 \mathrm{OH}$
- B$\mathrm{C}_2 \mathrm{H}_4(\mathrm{OH})_2$
- ✓$\mathrm{C}_2 \mathrm{H}_5 \mathrm{OH}$
- D$\text{HCHO}$
✓
Answer
Correct option: C.
$\mathrm{C}_2 \mathrm{H}_5 \mathrm{OH}$
Ethanol is alcohol and is a primary $1$ degree monohydric alcohol with moleculer formula $\mathrm{C}_2 \mathrm{H}_5 \mathrm{OH}$.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Simplified absorption spectra of three complexes $((i),$$( ii)$ and $( iii ))$ of $M ^{ n +}$ ion are provided below; their $\lambda_{\max }$ values are marked as $A, B$ and $C$ respectively. The correct match between the complexes and their $\lambda_{\max }$ values is
→$(i)$ $\left[ M ( NCS )_{6}\right]^{(-6+ n )}$
$(ii)$ $\left[ MF _{6}\right]^{(-6+ n )}$
$(iii)$ $\left[ M \left( NH _{3}\right)_{6}\right]^{ n ^{+}}$
A carbohydrate that cannot be hydrolysed to simpler forms is called
Which formula is not correct for van't Hoff factor?
Which of the following name does not fit a real name?
Gabriel's phthalimide synthesis is used for the preperation of:
The molal elevation constant is the ratio of the elevation in B.P. to
The formation of starch in plants results from
Which of the following pairs is/are correctly matched?
→| Reaction | Product | |
| $I$ | $RX + AgCN$ | $RNC$ |
| $II$ | $RX + KCN$ | $RCN$ |
| $III$ | $RX + KNO_2$ | (image) |
| $IV$ | $RX + AgNO_2$ | $R-O-N = O$ |
The most efficient agent for the absorption of $S{O_3}$ is
→Consider the following statements in respect of oxides of sulphur.
→$(1)$ In gas phase $SO_2$ molecule is $V-$ shape.
$(2)$ In gas Phase $SO_3$ molecule is planar
$(3)$ $\gamma - SO_3$ is cyclic trimer
Which oi the above statement are correct ?