Atomic Structure & the Periodic Table Quiz

Which option correctly describes the relative charges and masses of the subatomic particles?

• A

• B

• C

• D

The atomic number of element Q is 9 and its mass number is 19. In which group of the Periodic Table should element Q be placed?

• Group 0

• Group I

• Group VII

• Group II

The diagram shows the atomic structure of an element. Which element is it?

• Carbon

• Beryllium

• Oxygen

• Boron

The atomic structure of atoms Q, R, S and T are shown in the table. Which two atoms are isotopes?

• Q and S

• Q and T

• R and T

• R and S

Substances can be broadly classified into three categories which are elements, compounds and mixtures. Which of the following statements is correct?

• Elements contain different atoms

• Compounds consist of elements that are not chemically combined

• Mixtures consist of elements that are chemically combined

• A mixture can contain elements and compounds