Calderglen High School 12345 67891011 Calderglen High School 1 Electricity is a flow of …..? answer electrons.

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Presentation transcript:

Calderglen High School

Calderglen High School 1 Electricity is a flow of …..? answer electrons

Calderglen High School Chemicals get used up answer 2 Why do batteries run out ?

Calderglen High School Give an advantage of a battery portable answer 3

Calderglen High School What is the purpose of the ion (salt) bridge? Completes the circuit answer 4

Calderglen High School Give a disadvantage of a battery. expensive answer 5

Calderglen High School What is the relationship between the position of metals in the electrochemical series and the voltage of a cell? The further away they are from each other the larger the voltage answer 6

Calderglen High School Give an example of a rechargeable battery answer 7 Lead/acid - car battery

Calderglen High School What is the purpose of an electrolyte? What is the purpose of an electrolyte ? To complete the circuit answer 8

Calderglen High School In which direction will electrons flow in a cell containing silver and magnesium connected by an electrolyte? magnesium to silver answer 9

Calderglen High School In which direction will the electrons flow in a zinc/copper cell? zinc to copper answer 10

Calderglen High School What produces the electricity in a battery? A chemical reaction answer 11