Download App

8.1. Organic chemistry Nomenclature of organic compounds — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry8.1. Organic chemistry Nomenclature of organic compounds1 Mark
MCQ
$IUPAC$ name of $C{H_3}CHO$ is
  • A
    Acetaldehyde
  • B
    Methyl aldehyde
  • C
    Ethanol
  • ✓
    Ethanal
✓

Answer

Correct option: D.
Ethanal
d
The functional group is an aldehyde; $- CHO$ and the given compound has two carbon atoms.

Thus, the $IUPAC$ name of the compound is ethanal.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from 8.1. Organic chemistry Nomenclature of organic compounds→8.1. Organic chemistry Nomenclature of organic compounds — all question types→Chemistry STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

What is the molar solubility of :- $Ag_2CO_3 (K_{sp} = 4 \times 10^{-13})$ in $0.1\, M\,Na_2CO_3$ solution?
→
The maximum number of electrons in a orbital is:
→
Which of the following is known as inorganic benzene
→
Which nomenclature is not according to $IUPAC$ system ?
→
If enthalpies of formation of ${C_2}{H_4}(g),\,C{O_2}(g)$ and ${H_2}O(l)$ at ${25\,^o}C$ and $1\,atm$ pressure be $ 52, -394 $ and $ - 286\,kJ\,mo{l^{ - 1}}$ respectively, the enthalpy of combustion of ${C_2}{H_4}(g)$ will be.....$kJ\,mo{l^{ - 1}}$
→
In Niobium $(Z = 41)$ the number of electrons with $m = -1$ will be
→
It can be shown using mass spectrometry that the ratio of naturally occurring chlorine $-35$ to its isotope chlorine $-37$ is $3 : 1$. Assuming that no other isotopes existed, what would be the atomic weight of chlorine?
→
Which of the following molecules have non-zero dipole moments ?

$(I)$ gauche conformation of $1, 2$ -dibromoethane

$(II)$ anti conformation of $1, 2$ -dibromoethane

$(III)$ trans- $1, 4$ -dibromocyclohexane

$(IV)$ cis- $1, 4$ -dibromocyclohexane

$(V)$ tetrabromomethane

$(VI)$ $1, 1$ -dibromocyclohexane

→
One mole of an ideal gas at $300\,K$ is expanded isothermally from an initial volume of $1$  litre to $10$  litres. The change in energy for this process is.......$cal$ $(R = 2\,cal\,mo{l^{ - 1}}\,{K^{ - 1}})$
→
The total internal energy change for a reversible isothermal cycles is
→