Chemistry
Choose the correct answer from the options A, B, C and D given :
The drying agent used to dry HCl gas is :
A : Conc. H2SO4
B : ZnO
C : Al2O3
D : CaO
Related Questions
Fill in the blanks with the choices given in the bracket:
When sodium chloride is heated with concentrated sulphuric acid below 200°C, one of the products formed is …………… [sodium hydrogen sulphate / sodium sulphate / chlorine]
State one observation for the following:
A small piece of zinc is added to dilute hydrochloric acid.
Write a balanced chemical equation for - The laboratory preparation of hydrogen chloride gas.
For the preparation of hydrochloric acid in the laboratory —
(i) State why direct absorption of hydrogen chloride gas in water is not feasible.
(ii) State what arrangement is used to dissolve hydrogen chloride gas in water.