The gas that can be collected by downward displacement of...
The gas that can be collected by downward displacement of air is
chlorine
sulphur (IV) oxide
carbon (IV) oxide
ammonia
Correct answer is D
Upward delivery works well for hydrogen and ammonia, which are both less densed than air. Sometimes, they are collected over water.
A metal M displaces zinc from ZnCl solution This shows that ...
Which of the following non-metals reacts most readily with metals? ...
The noble gases owe their inactivity to ...
3Cl2 + 2NH3 → N2 + 6HCl. In the above reaction, ammonia acts as...
Which of the following is not correct of glucose and fructose?They ...
Dynamic equilibrium describes a situation where ...
The electron configuration of 22X2+ ion is...
ZnO(s) + CO(g) → Zn(s) + CO2(g) In the reaction above, Zinc has been...