CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Choose the correct statement(s) regarding alkynes :

A
All alkynes are gases at room temperature.
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
Alkynes are colourless
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
Alkynes are highly polar in nature.
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
Except ethyne, alkynes are odourless.
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution

The correct options are
B Alkynes are colourless
D Except ethyne, alkynes are odourless.
Physical properties of alkynes:

Physical State:
C2C4Gases
C5C12Liquids
C13Solids

Colour :
Alkynes are colourless.

Odour :
Alkynes are odourless.An exception is ethyne, which has a characteristic odour
Polarity:
Alkynes are weakly polar in nature.
Solubility:
Generally, polar substances are soluble in polar solvents and non-polar substances are soluble in non-polar solvents.
Generally, polar substances are soluble in polar solvents and non-polar substances are soluble in non-polar solvents.
So, alkynes (weakly-polar) are insoluble in water (polar) and soluble in other non-polar organic solvents.

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
Join BYJU'S Learning Program
CrossIcon