Topic 5 - Reactivity

Question 1

What is the formula and charge on an ammonium ion?

Answer 1

NH₄⁺

Question 2

What is the formula for Hydrochloric acid?

Answer 2

HCl

Question 3

What is the formula for Sulfuric acid?

Answer 3

H₂SO₄

Question 4

What is the formula for Nitric acid?

Answer 4

HNO₃

Question 5

Metal + Acid —>?

Answer 5

Metal + Acid —-> Salt + Hydroegn

Question 6

Metal Oxide + Acid —->?

Answer 6

Metal Oxide + Acid —–> Salt + Water

Question 7

Metal Hydroxide + Acid —->?

Answer 7

Metal Hydroxide + Acid —-> Salt + Water + Carbon dioxide

Question 8

What is the symbol and charge for Oxide?

Answer 8

O²⁻

Question 9

What is the formula and charge for Nitrate?

Answer 9

NO₃

Question 10

What is the formula and charge for Carbonate?

Answer 10

CO₃²⁻

Question 11

What is the formula and charge for Sulfate?

Answer 11

SO₄²⁻

Question 12

What is the formula and charge for Hydroxide?

Answer 12

OH⁻

Question 13

What properties do all acids contain?

Answer 13

They all contain Hydrogen

Question 14

What are the elements that are present in Nitric acid

Answer 14

Hydrogen, Nitrogen + Oxygen HNO₃

Question 15

What is Neutralization?

Answer 15

The reaction between a base and acid to produce a salt and water

Question 16

What is the formula for Hydrogen Hydroxide?

Answer 16

H₂0

Question 17

What is the formula for Calcium Bromide?

Answer 17

CaBr₂

Question 18

What is the formula for Ammonium Chloride?

Answer 18

NH₄CL

Question 19

What is a displacement reaction?

Answer 19

A reaction in which a more reactive metal “pushes out” a less reactive one from a compound

Question 20

Difference between Sulfate and Sulfide

Answer 20

Both have charge of 2-, sulfate ion contains oxygen so SO4 but sulfide is just S