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प्रश्न
Give reasons for the following.
Copper cannot displace zinc from its salt solution.
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उत्तर
A metal can displace a less reactive metal from its salt in an aqueous solution. But zinc is more reactive than copper. Therefore, copper cannot displace zinc from its salt solution.
Cu(s) + ZnSO4 (aq) → No reaction
संबंधित प्रश्न
What is an alloy?
Take an element from an alkali metal and one from an alkaline earth metal and write an equation for their action with:
Water.
Which is the non-ionic compound in the compounds given below.
AgNO3 + Nacl → AgCl + NaNO3
State the position of the following in the periodic table:
Halogens
What is it made from? Why?
Pots and pans
Halogen reacts with acid.
Electronic configuration of metal A is 2,8,1. Electronic configuration of metal B is 2,8,8,2. Which of the above metals is more reactive? Explain with reason.
Metals are ______ conductors of heat and electricity.
All gases are ______.
Compare the conductivity of metals and non–metals.
