CGS102 Pop Quiz

All organic molecules contain:

• Hydrogen and Carbon

• Hydrogen and Nitrogen

• Hydrogen and Oxygen

• Hydrogen, Carbon and Oxygen

Which part of an atom has a negative charge?

• Proton

• Electron

• Neutron

What is the atomic number of Carbon?

• 5

• 6

• 7

• 8

A substance that has a ph of 8 is considered

• Neutral

• Acidic

• Basic

A covalent bond is a result of:

• Transfer of a Proton

• Transfer of an Electron

• Sharing a Proton

• Sharing an Electron

The chemical symbol of water is H₂O₂

• True

• False

In saltwater mixture, salt is considered the

• Solution

• Solvent

• Solute

A hydrocarbon with triple bond is called an

• Alkane ألكان

• Alkene ألكين

• Alkyne ألكاين

• Alkyl ألكيل

Organic compounds are very flammable

• True

• False

CH₄ is the chemical formula of:

• Methane

• Ethane

• Propane

• Butane