Chemistry
(a) Name a drying agent for ammonia.
(b) How is hydrochloric acid prepared from HCl gas?
(c) Give the equations occurring at anode in the extraction of Aluminium.
(d) In the laboratory preparation, what must be added to sodium chloride to obtain HCI gas ?
Related Questions
40 cm3 of methane reacts with chlorine. The reaction for the same is
CH4 + 2Cl2 ⟶ CH2Cl2 + 2HCI
Find
(a) The volume of chlorine gas used.
(b) The volume of hydrogen chloride gas formed.
(c) How is hydrogen chloride gas dried?
Give reasons for the following:
(a) Electronegativity increases across a Period from left to right in the Modern periodic table
(b) Aluminium and zinc powder cannot be distinguished by strong alkalis.
(c) Water is not added to sulphuric acid to dilute it.
Define Isomerism'. Give an example (with IUPAC. name) showing Position isomerism.
Give a chemical test to distinguish
(a) Ammonium hydroxide and sodium hydroxide.
(b) Zinc chloride and calcium chloride.