State which of the following chemical reaciton will take place or not. Giving suitable reason for each:
`Zn(s)+FeSO_4(aq)rarrZnSO_4(aq)+Fe(s)`

State which of the following chemical reaciton will take place or not. Giving suitable reason for each: Zn(s)+CusO_4(aq)rarrZnSO_4(aq)+Cu(s)

State which of the following chemical reaciton will take place or not. Giving suitable reason for each: Fe(s)+ZnSO_4(aq)rarrFeSO_4(aq)+Zn(s)

State which of the following chemical formula for the compounds are correct? Sodium sulphide : Na_4S

State conditions under which the following metals react with water. Give equations for each reaction: Fe?

Which of the following reactions is possible? Zn(s)+CuSO_4(aq)rarrZnSO_4(aq)+Cu(s)

State which of the following chemical formula for the compounds are correct? Copper sulphate : CuSO_4

State which of the following chemical formula for the compounds are correct? Ammonium bicarbonate : NH_4HCO_3

State which of the following chemical formula for the compounds are correct? Aluminum phosphate : Al_3(PO_4)_2

Which of the following displacement reaction cannot accur? CuSO_(4(aq)) +Fe rarr FeSO_(4(aq)) + Cu FeSO_(4(aq)) + Zn rarr ZnSO_(4(aq)) +Fe Zn rarrZnSO_(4(aq)) +Pb rarr PbSO_(4(aq)) + Zn 2AgNO_(3(aq)) + Cu rarr Cu(NO_3)_2 + 2Ag MgSO_(4(aq)) + Cu rarr CuSO_4 + Mg

Balance the following chemical equation: FeSO_4 rarr Fe_2O_3+SO_2+SO_3