Acetylene
Ethyl formate
Methane
Methyl alcohol
When formaldehyde and potassium hydroxide are heated , we get
When iron and wood are exposed to sunlight, the iron rod becomes hot quickly because of
When spectral lines obtained from atomic spectra is placed in a magnetic field they are splitted into number of fine lines, this is called ..........
When the nucleus of Uranium is bombarded with neutrons, it breaks up into two nuclei of nearly equal mass. this process is called
When the universal gas constant (R) is divided by Avogadros number (N), their ratio is called
When two gases are mixed, the entropy
When two ice cubes are pressed together, they join to form one cube. Which one of the following helps to hold them together?
When water itself combines chemically with some element or mineral it is called
When zinc reacts with hydrochloric acid, the gas evolved is
Which among the following coal contains 90 per cent of carbon?
