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प्रश्न
Name the following.
A metal below iron but above copper in the activity series of metals which has no reaction with water.
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उत्तर
Metal is lead
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संबंधित प्रश्न
From the knowledge of activity series, name a metal which shows the following properties:
It displaces hydrogen from hot water.
Complete the following word equation:
Calcium + water → calcium hydroxide + _________
Give an equation to express the reaction between:
Steam and red hot iron
Give an equation to express the reaction between:
Calcium and water
Thin strips of magnesium, copper, and iron are taken.
Write down what happens when these metals are treated as follows:
- Heated in presence of air
- Heated with dil.HCl
- Added to an aqueous solution of zinc sulphate.
Select the odd one out and justify your answer.
Zn, Fe, Mg, and Na
Select the odd one out and justify your answer.
SO2, H2S, NH3, and CO3
Which metal gives hydrogen with all of the following: water, acids, alkalis?
Using dilute sulphuric acid how would you differentiate between:
Copper and magnesium
How would you identify the gaseous products evolved.
Name the following.
A metal which cannot be used for the preparation of hydrogen using dilute acids.
