According to the activity series, which of the following single replacement reactions will take place and result in a reaction?

nickel and aluminum chloride

barium and copper bromide

potassium nitrate and aluminum

sodium phosphate and zinc

Question

According to the activity series, which of the following single replacement reactions will take place and result in a reaction?

nickel and aluminum chloride

barium and copper bromide

potassium nitrate and aluminum

sodium phosphate and zinc

lowkey · Answer

single replacement: a+bc=> b+ac

lowkey · Answer

lowkey · Answer

What do you think? ignore trying to make all of them a reaction, just focus on the compound's last part (bromide, chloride, etc)

lowkey · Answer

Which is insoluble

veralay · Answer

aluminum is insoluble

lowkey · Answer

No, focus on the compound

lowkey · Answer

6. Carbonates (CO3-2), phosphates (PO4-3) and sulfides (S-2) are insoluble.
The exceptions are the alkali metals and the ammonium ion.