Practical Chemistry

Making Salts:

What salt is produced if you react sodium hydroxide with hydrochloric acid?

• sodium hydroxide
• sodium sulfate
• sodium nitrate
• sodium chloride

Making Salts:

Identify the 'evaporating basin' from the diagrams.

• A
• B
• C
• D

Making Salts:

What does the word insoluble mean?

• Does dissolve

• Doesn't dissolve

• Is part of a solid

Making Salts:

Crystallisation is used to separate ____ from a liquid.

• undissolved liquid

• dissolved liquid

• undissolved solid

• dissolved solid

Electrolysis:

What particles carry the electrical charge through the electrodes

• Electrons

• Ions

• Atoms

• Molecules

Electrolysis:

What is the name of the positive electrode?

• cathode
• anode

Tags

NGSS.HS-PS2-5

Electrolysis:

What is the name of the negative electrode?

• cathode
• anode

Electrolysis:

The electrodes in electrolysis of aluminium are made of

• Steel

• Anodes

• Graphite

• Plastic

Energy Changes:

What is the best equipment for measuring temperature changes?

• Measuring cylinder

• pH probe

• Thermometer

• Polystyrene cup

Tags

NGSS.MS-PS3-4

Energy Changes:

What must you do before you add the acid and alkali together?

• Estimate the final volume of the solution

• Measure the starting temperature of the acid

• Put a lid on it

• Add water to the acid

Tags

NGSS.HS-PS3-4