Hydrogen can be displaced from a hot alkaline solution by...
Hydrogen can be displaced from a hot alkaline solution by
Fe
Cu
Ca
Sn
Correct answer is D
Tin dissolves in concentrated solution of alkalis to give trioxostannate(IV) salt and hydrogen.
Metals can be extracted from their ores by a process involving ...
The key factor to be considered in siting a chemical industry is ...
Which of the following substance is an alloy of lead? ...
What is the IUPAC name for the compound CCl4?...
When excess chlorine is mixed with ethene at room temperature, the product is...