Gaseous State and Properties
Trending Questions
Solutions of silver nitrate and sodium chloride react to form a white precipitate of
sodium chloride
silver nitrate
sodium nitrate
silver chloride
Reema took 5 ml of lead nitrate solution in a beaker and added approximately 4 ml of potassium iodide solution to it. what would she observe?
Define :
(a) Diffusion.
(b) Brownian motion.
The intermixing of two or more substances due to the motion of their particles in order to get a uniform mixture is called
interconversion
diffusion
brownian motion
evaporation
How do the gases exert pressure?
Particles of gas are highly compressible.
Particles of gas hit each other.
Particles of gas hit the walls of the containers.
Gas particles has less inter molecular force between the particles.
What do you observe when a gas jar which appears empty is inverted over a gas jar containing Bromine vapours ? Name the phenomenon.
When does precipitation occur?
Name the reaction in which precipitate is formed.
The pressure exerted by the gas is because of ____
Particles of gas hit each other.
Particles of gas hit the walls of the containers.
Particles of gas are highly compressible.
Gas particles has less inter molecular force between the particles.
Give reasons :
(a) A gas can fill the whole vessel in which it is enclosed.
(b) What do you observe when barium chloride solution is mixed with sodium sulphate solution ?
Which of the following describes properties of gas?
No definite volume and no definite shape.
Definite shape and volume.
Definite volume and no definite shape.
Definite shape but no definite volume.
A gas can be compressed. Why?
Which description fits best for a gas.
Definite shape and volume; strong intermolecular attractions
Definite volume and shape; moderate intermolecular attractions
Definite volume and shape; weak intermolecular attractions
Volume and shape are not definite; negligible intermolecular attractions
Identify the physical state(s) of matter which can be easily compressed.
Liquid
Gas
Solid
BEC Condensate
The random movement of particles is the least in
What are the three states of matter? Give examples for each state. [3 MARKS]
Choose the correct option and fill in the blanks
The zigzag movement of tiny microscopic particle is called the________________________(Brownian movement/ Dalton movement).
The pressure exerted by the gas against the container wall is because of:
Particles of gas hit each other.
Particles of gas hit the walls of the containers.
Particles of gas are highly compressible.
Gas particles has less inter molecular force between the particles.
Gasses completely fill the vessel in which they are kept. Give reasons
Gas expands more than solids and liquids
- True
- False
What is the best method to identify the probable precipitate of a chemical change?
Ionic reaction
Half reaction
Net ionic reaction
Molecular reaction
Which among the following states of matter is not a fluid?
Gas
Solid
Liquid
None of the states of matter are fluid
In a container of mass and volume , liquid is poured. The mass of the container when it is completely filled with the liquid is found to be Find the density of the liquid.
Name the type of chemical reaction that occurs between a solution of sodium chloride and a solution of silver nitrate.
(a) What does the diffusion of gases tell us about their particles ?
(b) Give one example of diffusion of gases in a liquid.
What is the shape of the gas in a cylindrical can of deodorant?
Spherical
Cubical
Random shape
Cylindrical
account for the following:
(a) for the same mass of a substance, the volume occupied by a gasis maximum.
(b) Inspite of being compressible, sponge is a solid.
(c) Tea or coffee is sipped from a saucer when it is quite hot.
(d) Liquids have higher density than gases.
(e)Rate of diffusion increases on heating.
The random movement of particles is the most in
When an empty gas jar is inverted over a gas jar containing a coloured gas, the gas also spreads into the empty jar. Why?
