Chemistry 9701: THE PERIODIC TABLE : CHEMICAL PERIODICITY Topical Past Paper Questions
Cambridge AS & A Level Chemistry (9701) past-paper questions on THE PERIODIC TABLE : CHEMICAL PERIODICITY, free. This topic is frequently examined across 26 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
(a) (i) State the trend in atomic radius of the elements across Period 3. [1] State the formula of the oxide formed when sodium reacts with oxygen. [1] Write an equation for the reaction of MgO with water. (b) Table 3.1 shows some of the physical properties of Period 3 chlorides.…
Aluminium oxide, $ Al_{2}O_{3} $, and phosphorus(V) oxide, $ P_{4}O_{10} $, are both used as reagents and catalysts. (a) The melting point of Al_{2}O_{3} is 2072°C. The melting point of P_{4}O_{10} is 340°C. Explain the difference in the melting points of these two compounds. [3]…
Bismuth is an element in Group 15 of the Periodic Table. (a) Bismuth has metallic bonding. Draw a labelled diagram to show the metallic bonding in bismuth. (b) Bismuth reduces water to form bismuth oxide, $ Bi_{2}O_{3} $. A colourless gas that ignites with a squeaky pop also form…
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