Introduction to organic chemistry

Which element is the main element in organic chemistry?

• carbon

• oxygen

• hydrogen

• halogens

Органикалық қосылыстардың тізбектерінің түрлері

• қарапайым

• тармақталған

• түйық

• барлығы

• қос байланысты

Which one is not the use of organic compounds?

• food

• fuel

• machine industry

• pharmaceutical

Organic compounds have

• Ionic bonds, large molecules, long chains or cycles

• Covalent bonds, small molecules, long chains or cycles

• Covalent bonds, large molecules, long chains or cycles

• Ionic bonds, small molecules, long chains or cycles

Main sources of organic compounds are

• Oil, ores, living organisms

• Oil, minerals, coal

• Oil, coal, gas, water

• Living organisms, oil, coal, gas