Pick out the endothermic reaction out of the following ?

Related Mcqs:

Presence of carbonaceous matter in the sewage____________________?

A. Causes reduction in its dissolved oxygen content thereby endangering the life of aquatic creatures B. Reduces sulphate ions to sulphides causing obnoxious smell C. Increases the quantity of chlorine used for its purification D. All A, B. and C....

A mixture of chlorine & sodium bromide acts as a/an_________________?

A. Insecticides B. Analgesic drug C. Fire retardant D. Hydrogenation catalyst...

Thermosetting plastic materials____________________?

A. Can be repeatedly melted B. Is useful for melt casting C. Cannot be melted after forming D. Is useful for spinning...

In sulphate pulp manufacture, the pressure and temperature in the digestor is____________________?

A. 10 atm., 800 °C B. 10 atm., 170-180°C C. 1 atm., 170 – 180°C D. 1 atm., 800°C...

Pitch (a product of coal tar distillation) is always mixed with creosote oil, when it is to be burnt in a burner, because__________________?

A. Its calorific value is very less B. Tar neutralises the residual acids present in pitch C. It reduces viscosity and imparts fluidity for its transportation through pipelines at economic pressure drop D. All A, B. and C....