iGCSE Chemistry Unit 2 Revision

What does a burette do?

• It is used to pick up things.

• Something used in an office.

• It measures the amount of alkali or acid used in a titration

• A special type of measuring cylinder.

Name a piece of equipment for collecting a volume of gas

• Pipette

• Funnel

• Newton meter

• Gas syringe

Which is the correct order in terms of reactivity?

• Na > Li > K

• Li > K > Na

• K > Na > Li

• Na > K > Li

Which of the following is a liquid at a cool room temperature?

• Chlorine

• Bromine

• Iodine

• Nitrogen

Acid + Metal --> ?

• Salt + Water
• Salt + Hydrogen
• Salt
• Hydrogen

Tags

NGSS.MS-PS1-2

Metal A is more reactive than Metal B. The following displacement reaction takes place.

Metal A + Metal B in compound ---> Metal B + Metal A in compound.

True or False.

• True

• False

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of these elements is unlikely to be found in the ground in its pure form?

• gold

• platinum

• aluminium

• silver

What is the removal of oxygen from a substance called?

• reduction
• extraction
• electrolysis
• oxidation

Which element cannot be extracted from its ore by reduction with carbon?

• iron
• aluminium
• copper
• lead

Magnesium chloride + Sodium → ?

• Sodium chloride + Magnesium

• Magnesium chloride + Sodium (No change)

• Sodium magnesium + Chlorine

• Magnesium sodium chloride

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2