Reactions of metals and metal compounds

Question 1

What compound will be made if magnesium is reacted with oxygen?

Answer 1

Magnesium oxide

Question 2

Are metal oxides basic or acidic?

Answer 2

Metal oxides form bases.

Question 3

What do you call a base that will dissolve in water?

Answer 3

An alkali

Question 4

Describe the bonding in a metal

Answer 4

“Free electrons” from the outer shells of the metal atoms hold the atoms together in a regular structure.

Question 5

What are the properties that all metals have

Answer 5

• Shiny
• Malleable
• Ductile
• Good conductor of electricity
• good conductor of heat

Question 6

Why do metals conduct electricity?

Answer 6

They have free electrons which can carry the current through the metal

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Question 7

What is the name of the metallic property that alows metals to be drawn into wires?

Answer 7

Ductile

Question 8

What is a mixture of metals called?

Answer 8

An alloy

Question 9

What does “malleable” mean?

Answer 9

It can be pressed or hammered into shape.

Question 10

When Sodium reacts, how many electrons does it loose?

Answer 10

It looses 1 electron