C6 Reactions Of Metals

Question 1

Reactivity?

Answer 1

How vigorously a substance chemically reacts

Question 2

How can metals 🤘 be ordered 📑 by their reactivity?

Answer 2

By comparing their reactions with water 💦, acid or oxygen

Question 3

What name is given to a list of metals ordered 📑 by their reactivity?

Answer 3

Reactivity series

Question 4

In terms of electrons, what makes some metals more reactive than others?

Answer 4

They lose their outer shell 🐌 electron(s) more easily

Question 5

Y r gold and silver found 🔍 naturally as elements in the Earth’s crust?

Answer 5

They r very unreactive

Question 6

Ore?

Answer 6

Rock 🗿 containing enough of a metal compound to be economically worth extracting

Question 7

How r metals less reactive than carbon extracted from their ores?

Answer 7

Reduction with carbon

Question 8

In terms of oxygen, what is oxidation?

Answer 8

Addition of oxygen

Question 9

In terms of oxygen, what is reduction?

Answer 9

Removal of oxygen

Question 10

Y can metals like potassium and aluminium not be extracted by reduction by carbon?

Answer 10

They r more reactive than carbon

Question 11

How r metals more reactive than carbon extracted from their ores?

Answer 11

Electrolysis

Question 12

Displacement reaction?

Answer 12

When a more reactive substance takes the place of a less reactive substance in a compound

Question 13

Ionic equation?

Answer 13

Equation which gives some substances as ions and has spectator ions removed ❌

Question 14

What type of substance is given as ions in an ionic equation?

Answer 14

Ionic compounds in solution (or liquid)

Question 15

Spectator ion?

Answer 15

Ion that is unchanged in a reaction

Question 16

Half equation?

Answer 16

An equation that shows 📺 whether a substance is losing or gaining electrons

Question 17

In terms of electrons, what is oxidation?

Answer 17

Loss of electrons

Question 18

In terms of electrons, what is reduction?

Answer 18

Gain of electrons