How is `N_(2)` perpared form air ?

How will you perpare ethlamine from acetaldehyde ?

Non-stoichiometric cuprous oxide. Cu_(2)O can be perpared in laboratory. In this oxide, copper-to-oxygen ratio is slightly less than 2 : 1. can you account for the fact that this substance is a p-type semiconductors?

How is SO_(2) an air pollutant?

The respective mole fractions of N_(2) and O_(2) is dry air are 0.78 and 0.21 gt if the atmospheric presure and temperature are 740 torr and 20^(@)C respectively, then what will be the mass of N_(2) and O_(2) present in a room of volume of 3000ft^(3) ? (Assuming the relative humidity of air as zero)

Acid rain is caused by SO_(2)and NO_(2) gases formed due to air pollution .

Why does NO_2 dimerise to form N_2O_4 ?

A room contains 50 L air at 30^(@)C. Density of air is "1.5 g. L"^(-1) . How much heat will be required to increase the temperature of air to 60^(@)C ? Specific heat of air ="0.2 cal. G"^(-1).^(@)C^(-1) .

Xenon fluorides must be perpared in the absence of mositure - why ?

How much of CO_2 is present in our inspired and expired air ?

How will you prepare deuteroammonia (ND_(3)) from N_(2) ?