C2.5 Salts and Electrolysis Flashcards Preview

GCSE Chemistry > C2.5 Salts and Electrolysis > Flashcards

Flashcards in C2.5 Salts and Electrolysis Deck (8):
1

What are alkalis?

soluable hydroxide

2

what are bases?

alkalis are substances that can neutralise acids

3

acid+metal

=salt+hydrogen

4

acid+base

=salt+water

5

acid+alkali

=salt+water

6

What is electrolysis?

the breakdown of a substance containing ions by electricty

7

What is an electroplated object?

an object that has a thin layer of metal by electrolysis

8

Why should you electroplate an object?

protect from coorosion, more attractive, resistant to scratching, save money