Metals

Question 1

Name atleast 3 of the properties of metals

Answer 1

Dense, Good conductors of electricity, Good thermal conductors, High melting and boiling point, Ductile, Malleable, Sonorous and shiny.

Question 2

What causes metals to corrode and what speeds it up

Answer 2

Water and Oxygen are required and salt speeds it up.

Question 3

What is the reactivity series

Answer 3

The reactivity series is a list of metals which ranks them from least reactive to most reactive.

Question 4

Is there a displacement reaction is Magnesium and Lithium Sulfate solution

Answer 4

Yes because Magnesium is above Lithium in the reactivity series

Question 5

When Magnesium reacts with water. What is formed?

Answer 5

Magnesium hydroxide+hydrogen

Question 6

If carbon had 19 protons and 21 electrons, what ion would it make?

Answer 6

C2-

Question 7

How do you find how much neutrons are in an atom?

Answer 7

Atomic mass-no. of protons

Question 8

How do metals conduct with electricity

Answer 8

By allowing free electrons to move around in the atom

Question 9

What does the name of a salt come from?

Answer 9

The metal and the acid creates a salt.
Sodium Hydroxide -Metal
Hydrochloric acid is the acid which creates Sodium Chloride.

Question 10

What is at the top of the reactivity series

Answer 10

Potassium