O Level | IP Chemistry Tuition – Are you able to answer this Secondary Chemistry Tuition Question?

05 May O Level | IP Chemistry Tuition – Are you able to answer this Secondary Chemistry Tuition Question?

21        Three elements X, Y and Z have consecutive, increasing proton numbers.

If element X is a noble gas, what will be the symbol for the ions of element Z in its compounds?

 

A          Z2                                            B          Z+

C          Z2+                                            D          Z3+

 

 

22        Iron is extracted in the blast furnace using the raw materials haematite, coke and limestone.

chemistry_tuition_q

Which substance undergoes thermal decomposition?

 

A          limestone

B          carbon dioxide

C          haematite

D          slag

 

23        In which test-tube is the iron nail most likely to rust?

chemistry_tuition_q

24        Which metal is used in the sacrificial protection of iron pipes?

 

A          copper

B          lead

C          magnesium

D          sodium

 

 

Miracle Learning Centre (O Level Chemistry Tuition/ IP Chemistry Tuition)

Did you answer the Secondary Chemistry Tuition Question correctly?

 

21.C

22.A

23.A

24.C

 

Learn from our Chemistry Tuition Question and Answer.

Miracle Learning Centre Call 6463 8756 or sms 8128 8342/9839 9908.

(Specialist in Science and Maths) for Primary, Secondary and JC levels.

Miracle Learning Centre specialises in Physics tuition, Chemistry tuition, Maths tuition and Science tuition Classes.

No Comments

Post A Comment

Get Free a Book