What is a property of substance?

• Temperature

• Volume

• Density

• Shape

What is the transition of phase called when you go from gas to liquid?

• Melting

• Condensation

• Deposition

• Solidification

A pure substance has a boliing range

• True

• False

What is not a type of mixture?

• Air

• Solution

• Smoke

• Suspension

Which method of separation can be used for a suspension?

• Extraction

• Evaporation

• Chromatography

• Filtration

'Molecules can be separated from each other using filtration.'

Is this a sentence on micro or on macro level?

• Macro

• Micro

The symbol of the element Potassium is:

• P

• Po

• K

• Ka

Which group in the periodic table is called the alkaline earth metals?

• Group 1

• Group 2

• Group 17

• Group 18

Which one is the correct writing for the symbol nitrogen?

• N

• N₂

Which part of the atom has a positive charge?

• Electrons

• Protons

• Neutrons