Advertisements
Advertisements
प्रश्न
Write balanced equation for the following reaction:
magnesium + dil. hydrochloric acid → ___
Advertisements
उत्तर
Mg + 2HCl (dil.) → MgCl2 + H2
APPEARS IN
संबंधित प्रश्न
Multiple Choice Question
Equal volumes of hydrogen and chlorine are exposed to diffused sunlight to prepare
Multiple Choice Question
Hydrogen is
FILL IN THE BLANK
The compounds of carbon and hydrogen are called .................
Write the balanced equation and give your observation when the following metal reacts:
Magnesium with boiling water
Choose the correct option:
The composition of the nucleus of deuterium is
Using a burning candle and a jar of hydrogen – how would you prove experimentally that Hydrogen is a combustible gas.
With reference to the equation : Cl2 + H2S → 2HCl + S pertaining to a redox reaction – select the correct answer.
Chlorine is ______ to HCl.
With reference to the equation : Cl2 + H2S → 2HCl + S pertaining to a redox reaction – select the correct answer.
Hydrogen sulphide is ______ to sulphur since the reaction involves ______ of hydrogen.
Select the correct options for the following statement:
The gas which has now replaced hydrogen in air balloons is ___.
Give a chemical test to distinguish between the following gases:
Hydrogen and oxygen
Give a chemical test to distinguish between the following gases:
Ammonia and hydrogen chloride
Write a correctly balanced equation for the following “word equation”:
calcium + water → calcium hydroxide + hydrogen
Name a gas which burns in air or oxygen forming water.
Explain the following:
Two jars of H2 are collected – “one burns quietly and the other does not”.
What do you observe when a piece of sodium is dropped into cold water?
Complete and balance the following equations:
Al + NaOH + ____ → ____ + ____
Give balanced equation for obtaining hydrogen from cold water using a divalent active metal.
Give a reason for the following.
A mixture of hydrogen and chlorine can be separated by passage through a porous pot.
