Chemistry

Naming

100

What is the symbol of "Oxygen"?

O

200

What is the name of "CO"?

Carbon Monoxide

300

What is the symbol of "zinc"?

Zn

400

What is the symbol of "hydrochloric acid"?

HCl

500

What is the name of "H₂SO₄"?

Sulfuric acid

Reactions

100

What do the trees release in the light?

O₂

200

What is the name of the reaction between "iron" and "oxygen"?

Rust

300

What is the name of the chemical reaction during "fire"?

combustion reaction

400

What is the name of the reaction in which we add hydrogen to some reactants?

Hydrogenation

500

What do we add during hydration reaction? 

H₂O

Pollution

100

Does a cleanroom mean pollution?

No

200

Do vehicles make pollution? 

Yes

300

Is "global warming" an effect of pollution?

Yes

400

What happens to the "ozone layer" because of pollution?

Depletion 

500

What is the main cause of air pollution?

CO₂ emissions