Chemistry Knowledge Quiz

What is the charge of a proton?

• -1

• 0

• +1

• +2

What is the mass number of an atom with 11 protons and 12 neutrons?

• 12

• 22

• 23

• 11

Who discovered the nucleus in atoms?

• Dalton

• Thomson

• Rutherford

• Bohr

Sodium has how many electrons?

• 11

• 12

• 10

• 23

Which group are noble gases in?

• Group 1

• Group 7

• Group 0

• Group 2

What type of bond is in NaCl?

• Metallic

• Covalent

• Ionic

• Hydrogen

Water is a...

• Metal

• Giant structure

• Simple molecule

• Alloy

Do ionic compounds conduct when molten?

• No

• Yes

• Only in water

• Only as solids

What structure does diamond have?

• Simple molecule

• Giant covalent

• Ionic

• Metallic

Why does graphite conduct electricity?

• Ions move

• Atoms move

• Delocalised electrons

• It doesn’t