When dilute hydrochloric acid is added to iron(ll)sulphid...
When dilute hydrochloric acid is added to iron(ll)sulphide, the gas evolved will?
turn moist red litmus paper blue
turn lime water milky
blacken lead acetate paper
rekindle a glowing splint
burn a sqeakly pop
Correct answer is C
The gas liberated is H2S which in the presence of lead acetate paper gives a black coloration
The solubilites of different solutes in a given solvent can be compared by ...
If a catalyst is added to a system, the temperature and the pressure remain constant, there wou...
Proteins in acid solution undergo ...
The IUPAC name of the compound represented by the structure below is ? ...
Which of the following reactions is (are) feasible? I Br (1) + 2CI 2(aq) 2Br (aq) + CI 2(g) ll 21...
Electrovalent compounds are characterized by ...
2SO2(g) + O2(g) → 2SO3. In the reaction above, the standard heats of formation of SO2(g) and SO...