JEE Main · 2019 · 09 Apr 2019 · Shift 1 · Surface Chemistry

The aerosol is a kind of colloid in which:

(A)solid is dispersed in gas✓ Correct
(B)gas is dispersed in solid
(C)liquid is dispersed in water
(D)gas is dispersed in liquid

Answer: (A)

Solution

An aerosol is a colloid whose dispersion medium is a gas and whose dispersed particles are solid or liquid: smoke is solid-in-gas, fog is liquid-in-gas. The description matching an aerosol is a solid dispersed in a gas.

JEE Main · 2019 · 09 Apr 2019 · Shift 1 · Single correct option

Practise more: all JEE Main PYQs on Surface Chemistry →

More JEE Main questions on Surface Chemistry

The adsorbent used in adsorption chromatography is/are
A. silica gel
B. alumina
C. quick lime
D. magnesia

Choose the most appropriate answer from the options given below :
JEE Main 2024View solution →
Identity the incorrect pair from the following:
JEE Main 2024View solution →
For the adsorption of hydrogen on platinum, the activation energy is $30 kJ mol^{- 1}$ and for the adsorption of hydrogen on nickel, the activation energy is $41.4 kJ mol^{- 1}$ . The logarithm of the ratio of the rates of chemisorption on equ …
JEE Main 2023View solution →
The number of colloidal systems from the following, which will have 'liquid' as the dispersion medium, is ____

Gem stones, paints, smoke, cheese, milk, hair cream, insecticide sprays, froth, soap lather.
JEE Main 2023View solution →
Coagulating value of electrolytes $AlCl_{3}$ and NaCl for $As_{2} S_{3}$ are 0.09 and 50.04 respectively. The coagulating power of $AlCl_{3}$ is $x$ times the coagulating power of NaCl . The value of $x$ is
____ :
JEE Main 2023View solution →
Ferric chloride is applied to stop bleeding because:
JEE Main 2023View solution →