IGCSE: The Periodic Table trends

Question 1

The table shows some of the properties of four elements.

Accepted Answer

B

Question 2

Which 2 statements are true for all elements between proton numbers 21 and 30?

Accepted Answer

1 and 4

Question 3

In the Periodic Table, how many periods include the elements of atomic numbers 1-18?

Accepted Answer

3

Question 4

Rb is an element in Group I of the Periodic Table. Which statement about rubidium is correct?

Accepted Answer

D

Question 5

Which of the following formulae for compounds of germanium, Ge, is unlikely to be correct?

Accepted Answer

GeF3

Question 6

Read the question and choose the best answer.

Accepted Answer

A

Question 7

Read the question and choose the best answer.

Accepted Answer

Chromium can form 2 different oxides.

Question 8

The table shows the proton(atomic) no. of 4 elements.

Accepted Answer

W is more reactive than Y.

Question 9

The element sulphur, S, is in Group VI of the Periodic Table. Which formula is incorrect?

Accepted Answer

S2O3

Question 10

Study the diagram and choose the best option.

Accepted Answer

C

Question 11

An ionic compound has the formula X3Y2.

Accepted Answer

C

Question 12

Read the question and choose the best option.

Accepted Answer

I only

Question 13

A part of the Periodic Table is shown below:

Accepted Answer

v is a solid at room temperature and pressure.

Question 14

Sulphur and selenium (Se) are in the same group of the Periodic Table.

Accepted Answer

C

Question 15

Which equation represents the reaction of calcium with cold water?

Accepted Answer

Ca+ 2H2O → Ca(OH)2 + H2

Question 16

Read the question below and choose the best answer.

Accepted Answer

S

Questions 16