Core Periodicity: Chemical Properties
Slide 25 of 31
Practice Questions: Multiple Choice
1. MH05/7. Which two elements react most vigorously with each other?
–A. chlorine and lithium B. chlorine and potassium
–C. iodine and lithium D. iodine and potassium
2. NS04/7. Rubidium is an element in the same group of the periodic table as lithium and sodium. 
It is likely to be a metal which has a
–A. high melting point and reacts slowly with water.
–B. high melting point and reacts vigorously with water.
–C. low melting point and reacts vigorously with water.
–D. low melting point and reacts slowly with water.
3. MH04/7. Which of the following oxides is (are) gas(es) at room temperature?
•I. SiO2
•II. P4O6
•III. SO2
–A. I only B. II only C. I and II only D. II and III only