AS Inorganic Revision

Which element is classified as a d block element?

• Antimony

• Molybdenum

• Strontium

• Uranium

Which element in Period 3 has the highest melting point?

• Aluminium

• Silicon

• Sodium

• Sulfur

Which pair of solutions, when mixed, reacts to form a dark brown solution?

• NaF(aq) + Cl₂(aq)

• NaCl(aq) + Br₂(aq)

• NaBr(aq) + Cl₂(aq)

• NaI(aq) + Br₂(aq)

Some solid sodium halides are reacted with concentrated sulfuric acid.

Which solid sodium halide does not produce a sulfur-containing gas as one of the products?

• NaCl

• NaBr

• NaI

• NaAt

What is a use for barium sulfate?

• In agriculture to act as a fertiliser

• In agriculture to neutralise acidic soil

• In medicine to produce an X-ray image

• In medicine as an antacid to treat indigestion

Which ion has the largest radius?

• F^–

• Mg²⁺

• Na⁺

• O^2–

Which element has a first ionisation energy lower than that of sulfur?

• Chlorine

• Oxygen

• Phosphorus

• Selenium

Which represents the correct order of increasing radius of the ions?

• F^– O^2– Li⁺ Be²⁺

• Li⁺ Be²⁺ O^2– F^–

• Be²⁺ Li⁺ F^– O^2–

• O^2–  F^–  Li⁺  Be²⁺

Which property increases down Group 7?

• ability to oxidise a given reducing agent

• boiling point

• electronegativity

• first ionisation energy

Which shows the major product(s) formed when chlorine reacts with cold, dilute, aqueous sodium hydroxide?

• NaCl only

• NaClO only

• NaCl and NaClO

• NaCl and NaClO₃