19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
The rate of dissolution of sugar is equal is equal to rate of crystallization of sugar can be represented as
When no more solute can be dissolved in solution at a given temperature is known as
Which of the following statement is correct?
For any pure liquid at 1 atm pressure (1.013 bar), the temperature at which the liquid and vapours are at equilibrium is called normal …(X)… of the liquid. Here, (X) refers to
H O l H O vap. Point out the correct statement for this equilibrium
For any pure substance at atmospheric pressure, the temperature at which the solid and liquid phases are at equilibrium is called the normal …(X)… or normal …(Y)… of the substance.
Ice and water kept in a perfectly insulated thermos flask (no exchange of heat between its contents and the surroundings) at 273 K and the atmospheric pressure are in equilibrium state and the system shows
Solid Liquid Liquid Gas Solid Gas The above examples are called
Equilibrium involving ions in aqueous solutions is called as
The stage of the system is the dynamic equilibrium in which
Equilibrium can be established for
Purification of camphor involves
H O l H O vap. In this equation, the double half arrows indicate that
Which of the following is correct for equilibrium state?
Equilibria involving O2 molecules and the protein heamoglobin play a crucial role
CH2 = C = CH2 In this molecule (allene)
The product of the magnitude of the charge and the distance between the centres of positive and negative charge is called.
Which of the following molecules represents resonance
Which of the following is correct representation of canonical forms resonance?
Resonance structures can be written for:
Deviation of O─O bond length in ozone molecule from the normal bond length seems as
Resonating structure are represented through which type of arrows?
The structure which represents the molecule’s structure more accurately is called
Whenever a single Lewis structure cannot describe a molecule accurately, a number of structures with almost similar energy, position of nuclei, bonding and non-bonding pairs of electrons are taken as the canonical str…
The O─O bond length in ozone molecule is: