Materials and their structure 2

What thing do we use for measure the temperature?

• Cylinder

• Mobile

• Meniscus

• 
  Thermometer

What is the name of the element with the symbol Mg?

• Magnesium

• Mgnesium

• Maganesium

• Magnasium

Which state of matter cannot be poured?

• Gas

• Solid

• Liquid

• None of these

What is a compound with the formula CO called?

• Carbon dioxide

• Carbon oxide

• Carbon monoxide

• Oxygen carbonate

Choose the correct sentence.

• The atomic number of Hydrogen is 2.

• The symbol for Oxygen is Ox.

• Carbon and Hydrogen are metals.

• 
  Hydrogen atoms have the smallest mass.

What is the chemical formula for Calcium carbonate?

• CaCO2

• CaCO3

• 
  CaC3

• 
  CaC2

Is air a compound or mixture?

• 
  Mixture

• Compound

• Both

• None of these

How many different kind of elements are combined in hydrogen sulfide?

• 5

• 2

• 3

• 4

The atomic number of Phosphorus is ___.

• 14

• 15

• 16

• 9

What is the symbol for Potassium?

• K

• P

• Ka

• Pt