Chemistry Reactivity series and cells

Potassium

1

Sodium

2

Calcium

3

Magnesium

4

Aluminum

5

Zinc

6

Iron

7

Lead

8

Copper

9

Silver

10

Gold

11

Define: Displacement reaction

A more reactive metal takes the place of a less reactive metal in a compound.

Write a word equation for a reaction between magnesium and iron nitrate.

Magnesium + Iron nitrate -> Magnesium nitrate + Iron

Write a word equation for a reaction between iron and lead nitrate.

Iron + Lead nitrate -> Iron nitrate _ lead

Write a word equation for a reaction between lead and copper nitrate.

Lead + Copper nitrate -> Lead nitrate + Copper

Write a word equation for a reaction between copper and silver nitrate.

Copper + Silver nitrate -> Copper nitrate + Silver

Define: Independent variable

The variable that is changed in the experiment

Define: Dependent variable

The variable that is measured in the experiment

Define: Control variable

The variable(s) that is kept the same in the experiment

Define: Hypothesis

A statement (prediction) of what will happen.

Define: Method

A list of instructions for the experiment.

The three columns of a table are...

Independent variable, Dependent variable, Average