metal an reactions

When a metal reacts with oxygen gas, the product is ...

• metal hydroxide
• metal oxide
• metal oxide and oxygen
• metal hydroxide and hydrogen gas

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The least reactive in oxygen in the list is 

• iron
• zinc
• copper
• lead

When metal reacts with liquid water the products are...

• metal hydroxide and oxygen gas
• metal hydroxide and hydrogen gas
• metal oxide and oxygen gas
• metal oxide and hydrogen gas

Tags

NGSS.HS-PS1-2

Complete the equation below. 
Iron + Oxygen --> 

• Iron oxygen
• Iron oxide
• Iron oside
• Ion oxide

Tags

NGSS.HS-PS1-2

Look at part of the reactivity series? Which one of the following statements is correct?

• zinc is more reactive than magnesium

• copper is the most reactive

• tin is more reactive than lead

• lead is more reactive than aluminium

What is formed when sodium reacts with water?

• sodium oxide and hydrogen
• sodium hydroxide and hydrogen
• sodium hydroxide and oxygen
• sodium hydroxide and carbon dioxide

Tags

NGSS.MS-PS1-5

The chemical symbol for iron

• Ir

• Fe

• I

• Fn

Metals react with acids to produce a gas

• Carbon dioxide

• Nitrogen

• Hydrogen

• Oxygen

Sulphur reacts with oxygen to form:

• Sulphur nitrate

• Sulphur dioxide

• Sulphate

• Sulphide

The rapid combination between oxygen and the elements producing heat and light is called......

• burning

• respiration

• oxidation