Advertisements
Advertisements
Question
Choose the correct option:
Hydrogen is evolved by the action of cold dil. HNO3 on
Options
Fe
Cu
Mg
Zn
Advertisements
Solution
Mg
APPEARS IN
RELATED QUESTIONS
Thin strips of magnesium, copper, and iron are taken.
Arrange these metals in descending order of reactivity.
Based on the reactions of water on metals, arrange the following metals in increasing order of reactivity: iron, sodium, magnesium, zinc, calcium
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?
Metal in the powdered form reacts very slowly with boiling water, but it decomposes in steam. Name the metal.
Write a balanced equation for the reaction named metal with (i) boiling water (ii) steam.
What do you observe when hydrogen gas is passed through a soap solution?
Which metal gives hydrogen with all of the following: water, acids, alkalis?
What do you observe when dilute sulphuric acid is added to Zinc granules.
Using dilute sulphuric acid how would you differentiate between:
Copper and magnesium
How would you identify the gaseous products evolved.
Using dilute sulphuric acid how would you differentiate between:
Sodium sulphide and sodium carbonate.
How would you identify the gaseous products evolved.
