Question 3 :
Which one of the following is not a property of solids?
Question 5 :
Solids which are formed by slow cooling will tend to be ________, while solids which are frozen rapidly are more likely to be _________ .
Question 7 :
Dipole-dipole forces act between the molecules possessing permanent dipole. Ends of dipoles possess 'partial charges'. The partial charge is:
Question 8 :
At constant temperature, the pressure of a fixed amount of gas is inversely proportional with its volume. This law is popularly known as :
Question 9 :
What type of bonding produces a variety of compounds which will include solids, liquids and gases?
Question 11 :
All gases have the same number of moles in the same volume at constant T and P is stated by :
Question 14 :
The matter which has a fixed shape and volume with particles closely packed together with little movement is called ________________.
Question 17 :
The state of matter with the least intermolecular forces of attraction is :
Question 18 :
It is difficult to change the shape of solid, hence, they are ___________.
Question 21 :
Which of the following compounds can form $H$-bonding with each other?
Question 22 :
Which term is caused by the random movement of electrons in molecules?
Question 23 :
All of the following are interparticle forces that exist in different types of molecular compounds.<br>Which of the interparticle forces exists in every molecular species?
Question 24 :
Which term is given to the intermolecular force which results from random movement of electrons in molecules?
Question 25 :
What type(s) of intermolecular forces exist between the following pair?<br/><br/>${Cl}_{2}$ and $C{Br}_{4}$
Question 27 :
Assertion: $44 \:g$ of $CO_2$, $28$ g of $CO$ have same volume at STP.
Reason: Both $CO_2$ and $CO$ are formed by $C$ and $O_2$.
Question 28 :
What is the relationship between thermal energy and intermolecular interaction energy of a substance in three states in terms of $X$ and $Y$?<br><br>$Gas \rightarrow Liquid \rightarrow Solid$<br><br>$\xrightarrow {Predominance\ of\ X}$<br><br>$\xleftarrow {Predominance\ of\ Y}$<br>
Question 29 :
The attractive forces between polar molecules are ________ forces and between non-polar molecules are ______ forces.
Question 30 :
The predominant intermolecular forces present in ethyl acetate, a liquid, are:
Question 31 :
$Cl_2O$ is a yellowish-red gas at room temperature. The strongest intermolecular forces present in $Cl_2O$ are:
Question 33 :
When $2$ g of gas A is introduced into an evacuated flask kept at $25^oC$, the pressure was found to be $1$ atmosphere. If $3$ g of another gas B is then added to the same flask, the pressure becomes $1.5$ atm. Assuming ideal behaviour, the ratio of molecular weights $(M_B:M_A)$ is :
Question 35 :
Which of the hydrated species can exist?<br>$I: \space H_5O_2^+\quad II: \space H_3O^+ \quad III: \space H_3O_2^- \quad IV:\space H_7O_3^+$<br>Select alternate from: