Advertisements
Advertisements
Question
Give balanced equation for obtaining hydrogen from cold water using a monovalent active metal.
Advertisements
Solution
Monovalent active metal Na:
2Na + 2H2O → 2NaOH + H2
APPEARS IN
RELATED QUESTIONS
Indicate which of the following statement is true and which is false:
Hydrogen gas is easily liquefiable.
Hydrogen is a good reducing agent: What do you understand by the above statement? Explain with the help of copper oxide as an example.
Multiple Choice Question
Equal volumes of hydrogen and chlorine are exposed to diffused sunlight to prepare
FILL IN THE BLANK
In nature, hydrogen occurs as a .................. molecule represented as H2
FILL IN THE BLANK
Hydrogen is present abundantly in the ................
FILL IN THE BLANK
Ammonia is used to make ................
Write the balanced equation and give your observation when the following metal reacts:
Sodium with cold water
Choose the correct option:
The composition of the nucleus of deuterium is
How is hydrogen separated from carbon dioxide and carbon monoxide?
Using a burning candle and a jar of hydrogen – how would you prove experimentally that Hydrogen is a combustible gas.
Give a test to differentiate between two gas jars – one containing pure hydrogen and the other hydrogen-air mixture.
With reference to the equation : Cl2 + H2S → 2HCl + S pertaining to a redox reaction – select the correct answer.
Chlorine acts as an ______ agent.
What do the following symbols [or formula] denote : 2H ; H2 ; H+. [two atoms, molecule, ion]
Write balanced equation for the following reaction:
magnesium + dil. hydrochloric acid → ___
Write a correctly balanced equation for the following:
When steam is passed over red hot iron.
What do you observe when a piece of sodium is dropped into cold water?
Give balanced equation for obtaining hydrogen from cold water using a divalent active metal.
