List of practice Questions

Bredig?? arc method cannot be used to prepare colloidal solution of

Bromination of methane in presence of sunlight is a

Bromine gas turns starch iodine paper

Boyle's law is applicable for an

Boyle?? temperature or Boyle point is the temperature at which a real gas starts behaving like an ideal gas over a particular range of pressure. $A$ graph is plotted between compressibility factor $Z$ and pressure $P$.

What is the deviation of real gas from ideal behaviour in terms of compressibility factor, $Z$?

$ {->[Br_2][NaOH] }$ product

Both deoxyribose and ribose belong to a class of sugars called

Both earth and moon are subjected to the gravitational force of the sun. As observed from the sun, the orbit of the moon

Boyle's law is applicable when A) temperature is constant B) gasfis at high temperature and low pressure C) the vessel enclosing the gas is good conductor D) the process is isothermal

Boron halides behave as Lewis acids because they

Boron has two stable isotopes, $^{10}B (19)$% and $^{11}B (81)$%. Average atomic weight for boron in the periodic table is

Boron reacts with NaOH to form

Botanical gardens and zoological parks have

Both apical meristem and intercalary meristem are ____ meristems.

Borax is not used

Boric acid is prepared from borax by the action of

Boron does not form $B^{3+}$ ions whereas Al forms $Al^{3+}$ ions. This is because

Bond order and magnetic moment of $CO^+$ is

Bond order of N-O bonds in nitrate ion is

Bony labyrinth is filled with a fluid called

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