science form 1 chapter 6

Atom consists of three subatomic particles, except:

• electron

• proton

• molecule

• neutron

Electron is a particle with ________ charge.

• negative

• positive

• no

Proton is a particle with _________ charge.

• negative

• positive

• no

Neutron is a particle with _________ charge.

• negative

• positive

• no

'Neutral particles made up of two or more atoms' is the definition of:

• element

• atom

• molecules

• mixture

Which of the following is the example an element?

• shell

• salt

• cocktail

• oxygen tank

A compound consists of two or more elements combined physically.

• True

• False

Salt (NaCl) is an example of a compound. What are the elements found in salt?

• Carbon, calcium and oxygen

• Carbon, hydrogen and oxygen

• Sodium and chlorine

• Oxygen and carbon

Periodic Table is an orderly arranged table of __________?

• compounds

• mixture

• atoms

• elements

Select three correct characteristics of a METAL.

• can conduct heat & electricity

• low melting and boiling point

• high tensile strength

• shiny appearance

• low density