The gas that can be collected by downward displacement of...
The gas that can be collected by downward displacement of air is
A.
chlorine
B.
sulphur (IV) oxide
C.
carbon (IV) oxide
D.
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.
Similar Questions
How many grams of H2SO4 are necessary for the preparation of 0.175 dm3 of M 6.00 M H2SO4? (S = 32...
What is the chemical symbol for Vanadium? ...
A metal X forms two chlorides with the formulae XCI2 and XCI3. Where is X in the Periodic Table?...
When concentrated H2 SO 4 is added to NaCI (s), the gas evolved...
What is the atomic number of Sulfur? ...