reacticity series

Question 1

what is produced when group 1 metals are put in water

Answer 1

metal hydroxide solution + hydrogen

Question 2

what can you describe a metal hydroxide solution as

Answer 2

alkaline

Question 3

if something fizzes what does that mean is being produced

Answer 3

hydrogen

Question 4

what happens when group 1 metals react with oxygen

Answer 4

they form metal oxides

Question 5

what happens when potassium reacts with oxygen

Answer 5

forms potassium peroxide

Question 6

some other metals also react with water what do they produce

Answer 6

metal hydroxide solution + hydrogen

Question 7

what is a redox reaction

Answer 7

when the metal is oxidised and the displaced metel ion is reduced

Question 8

whats the equation for rust

Answer 8

iron+oxygen+water=hydrated iron(iii) oxide

Question 9

how can you prevent rusting

Answer 9

coat with paint or plastic or grease or oil