Advertisements
Advertisements
प्रश्न
Choose the correct option:
Hydrogen is evolved by the action of cold dil. HNO3 on
पर्याय
Fe
Cu
Mg
Zn
Advertisements
उत्तर
Mg
APPEARS IN
संबंधित प्रश्न
From the knowledge of activity series, name a metal which shows the following properties
It reacts readily with cold water
From the knowledge of activity series, name a metal which shows the following properties:
It forms a base which is insoluble in water.
Complete the following word equation:
Calcium + water → calcium hydroxide + _________
Give an equation to express the reaction between:
Steam and red hot iron
Which metal is preferred for collecting hydrogen from steam? Write the balanced equation for the case.
Hydrogen is obtained by displacement from:
- dilute sulphuric acid
- dilute hydrochloric acid
Write equations using zinc and iron.
Why does copper not show similar behavior?
Select the odd one out and justify your answer.
Zn, Fe, Mg, and Na
Which metal gives hydrogen with all of the following: water, acids, alkalis?
Correct the following statement:
Very dilute nitric acid reacts with iron to produce hydrogen.
Using dilute sulphuric acid how would you differentiate between:
Copper and magnesium
How would you identify the gaseous products evolved.
