NO2 is obtained by heating:
Excess of dilute sodium hydroxide solution is gradually added with shaking to an aqueous solution of zinc sulphate. What would you observe?
(a) A light blue precipitate is first formed which finally dissolves to give a deep blue solution
(b) A white precipitate appears which dissolves to give a colourless solution.
(c) A white precipitation is formed which does not dissolve
(d) No change takes place and the solution remains clear
Which has lowest thermal stability?
Which alkali metal reacts with nitrogen to form nitride?
(d) None of the above
The most basic oxide among the following is: