List of practice Questions

Pressure is a scalar quantity because
Pressure of $1 \,g$ of an ideal gas $A$ at $27 \, ^{\circ}C$ is found to be $2$ bar. When $2 \,g$ of another ideal gas $B$ is introduced in the same flask at same temperature the pressure becomes $3$ bar. What would be the ratio of their molecular masses?
Pressure versus temperature graph of an ideal gas of equal number of moles of different volumes are plotted as shown in figure. Choose the correct alternative.
Pressure applied to an enclosed fluid is transmitted undiminished to every point of the fluid and the walls of containing vessel. This law was first formulated by
Pressure at a point inside a liquid does not depend on
Pressure deviation from ideal behaviour takes place because of
Pressure exerted by a perfect gas is equal to
Premature leaf fall is due to deficiency of
Presence of glucose in urine is called
Preserved plant specimens can be found in
Potential energy of an isolated system in which two protons are brought close to each other will
Powdered substances are more effective adsorbents than their crystalline form because
Power factor is one for
Preen gland occurs in
Preferable devices used to measure distance of $10^0 m$, $10^{-3.5} m$ and $10^{-5}m$ are
Potassium fluoride $KF$ has $NaCl$ structure. Its density is $248 \,g\, cm^{-3}$ and its molar mass is $58 \,g\, mol^{-1}$. The distance between K+ and F ions in KF is
Potential barrier developed in a junction diode opposes the flow of
Potential difference across resting membrane is negatively charged This is due to differential distribution of the following ions
Potassium crystallizes with a
Polyvinyl alcohol can be prepared by
Porins occur in
Position of double bond in alkene can be identified by
Polyethylene is obtained from calcium carbide. $CaC_{2} + 2H_{2}O \to Ca(OH)_{2} + C_{2}H_{2}$ $C_{2}H_{2} +H_{2} \to C_{2}H_{4}$ $ nC_{2}H_{4} \to $
Therefore, the amount of polyethylene obtained for $64 \,kg \,CaC_{2}$ is
Polymerisation of propene using Ziegler-Natta catalyst is advantageous over free radical polymerisation because
Polystyrene is an example of