List of practice Questions

Bond dissociation energy of $O_2(g) \, is \, x \, kJ \, mol^{-1}$. This means that
Bond dissociation enthalpy of $E?? (E =$ element$)$ bonds is given below. Which of the compounds will act as strongest reducing agent ?
Boiling point of hydrogen fluoride is highest amongst $HF$, $HCl$, $HBr$ and $HI$. Which type of intermolecular forces are present in hydrogen fluoride?
Boiling points of the hydrogen halides
Bolting, i.a, internode elongation just prior to flowering in beet, cabbage and many rosette plants, is promoted by
BOD is connected with
BOD of waste water is estimated by measuring the amount of
Bohr?? theory can also be applied to the ions like
Boiling point of alcohol is comparatively higher than that of corresponding alkane due to
Blood may be purified by
Blood pressure is defined as the force with which blood
Blowing air with open mouth is an example of
Bob $A$ of a simple pendulum is released w hen the string makes an angle of $45^\circ$ with vertical. It hits another $bob\, B$ of same material and same mass kept at rest on table. If the collision is elastic
Blister copper obtained during extraction from cuprous oxide is called so because
Block $A$ of weight $100\, N$ rests on a frictionless inclined plane of slope angle $30^?$ as shown in the figure. A flexible cord attached to $A$ passes over a frictionless pulley and is connected to block $B$ of weight $W$. Find the weight $W$ for which the system is in equilibrium.
Blood is a type of
Bleaching action of $ {SO_2}$ is due to
Bleaching action of $SO_2$ is due to its
Which Indian plants have either been patented or attempts have been made to patent them by western nations for their commercial use?
A motile fagellate asexual cell is called as
In the textbook you came across Three Mile Island and Chernobyl disasters associated with accidental leakage of radioactive wastes. In India we had Bhopal gas tragedy. It is associated with which of the following?
Which of the following enters intestine by penetrating through skin?
Which of the molecule listed below is a product of fermentation of glucose by yeast?
Biological organisation in living state begins at
Biotechnology deals with industrial scale production of biopharmaceuticals and biological products using genetically modified