Advertisements
Advertisements
Question
Write a balanced equation for the reaction named metal with (i) boiling water (ii) steam.
Advertisements
Solution
Mg + 2H2O → Mg(OH)2 + H2
Mg + H2O →MgO + H2
APPEARS IN
RELATED QUESTIONS
Give an equation to express the reaction between:
Calcium and water
A small piece of calcium metal is put into a small trough containing water. There is effervescence and white turbidity is formed.
What do you observe when a few drops of red litmus solution are added to the turbid solution.
Which metal is preferred for collecting hydrogen from:
Write the balanced equation
Hot water
Which metal is preferred for collecting hydrogen from steam? Write the balanced equation for the case.
Name two alkalies that can displace hydrogen. Give balanced equations for the same. Why are the metals you have used considered to have a unique nature?
What do you observe when hydrogen gas is passed through a soap solution?
Select the odd one out and justify your answer.
Fe, Zn, Cu and Mg
Select the odd one out and justify your answer.
Fe, Pb, Al and Zn
Correct the following statement:
Very dilute nitric acid reacts with iron to produce hydrogen.
State why hydrogen is not prepared in the laboratory by the action of lead with dilute hydrochloric acid.
