Question

1 ) the metals that can replace another metal from a compound ______


2 ) two things essential for corrosion to occur
_____

3) A compound of a metal and sulphur ______

4 ) metals made of silicon and oxygen ______


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Answer 1

Answer:

1.

Iron is replacing copper in a reaction. Since one metal is replacing another metal element in a compound, this is a metal single-replacement reaction. Iron is replacing copper in a reaction. Since one metal is replacing another metal element in a compound, this is a metal single-replacement reaction.

Answer 2

Answer:

1. Halogen

2. Moisture and oxygen

3. Sulphides

4. Silcones