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52633 Assignment
1) Zn+CuCl2 = ZnCl2(compound)+Cu (neutral)
This is displacement.
2) 2Na+2H2O 2 NaOH (ac)+H2(n)
Here hydrogen is displaced and hydrogen is gas.
3) 2NiCl3 + 3Zn = 3ZnCl2 + 2Ni is balanced equation
Nickel is solid and ZnCl2 is compound.
This is displacement
4) No reaction for copper with water.
5) KBr + 3F2 → KF + BrF5
(this reaction...