Different states of matter - class-VI
Description: different states of matter | |
Number of Questions: 41 | |
Created by: Neema Pandya | |
Tags: chemistry substances in the surroundings - their states and properties materials around us and different types of houses let us know the substances states of matter: gases and liquids solids, liquids and gases structure of matter and molecule energy element, compound and chemical reaction |
.......................... is more dense in liquid state than in solid.
Which of the following is a property of liquid?
Which of the following is true for gases?
Which of the following have a definite shape and volume?
Liquids are known to have density lower than solid because:
The combustion of candles, containing paraffin wax, to carbon dioxide and water vapor is:
Which of the following can be a definition for solids?
Arrange the density of three types of matter in decreasing order.
According to the concept of 'panch tattvas', the matter can be classified into the air, water, sky, fire, and earth.
At which temperature the density of water will be highest?
Based on the physical properties, matter can be classified as _________.
Which of the following is liquid at ordinary temperature ?
The weight is required to get 2.24 litre of oxygen at STP is :
10 gm of a gas at 1 atm and 273 K occupies 5 litres. The temperature at which the volume becomes double for the the mass of gas at the same pressure is :
26cc of $CO _2$ are passsed over red hot coke .The volume of CO evolved is :
At $0^o$C the density of nitrogen at $1$ atm is $1.25$ kg$/m^3$. The nitrogen which occupied $1500$ml at $0^o$C and $1$ atm was compressed at $0^o$C and $575$ atm and the gas volume was observed to be $3.92$ ml, in violation of Boyle's law. What was the final density of this non-ideal gas?
In an evacuated rigid vessel of volume V liter, one mole of solid ammonium carbonate, $ NH _2CONH _4 $ , is taken and the vessel is hated to T K. The equilibrium total pressure of gases is found to be P atm. The percentage dissociation of solid into $ NH _3(g) $ and $ CO _2 (g) $ is
By what factor does water expand when converted into vapour at $100^o$C and $1$ atm pressure? The density of liquid water at $100^o$C and $1$ atm is $0.96$g $cm^{-3}$?
When water is cooled it contracts until it reaches ______ and then it starts expanding.
A solid shape has _____ dimensions and so occupies _______.
Which of the following cannot change, in a physical change?
The state in which molecular attractions are very strong is:
Space occupied is given by :
Gases do not have a definite shape because:
Mass per unit volume can be defined as:
Which of the following is the most precise for measuring the volume of a liquid?
A liquid cannot be compressed because it has a fixed volume
Water vapour and steam are similar because they have no definite shape and no definite ________.
The property of compressibility is :
Anu wanted to find out which solid, marbles or beads, occupy more space. In order to be a fair test what things should be kept same?
Which of the following statements about water are correct?
Water is liquid at room temperature. Which of the following is the correct reason to justify it?
In which of the following state inter molecular force is maximum :
A table made by iron is solid because:
Plasma state contain ionized gas particles.
Bose-Einstein condensate state is obtained by cooling of the substance below _____.
The shining of the sun and stars is due to the __________ state of matter.
Gas can be turned into a plasma on earth with the addition of:
Plasma state refers to:
The fluorescent tubes and neon sign bulbs glow due to the presence of ____________.