Solve this multiple-choice question and choose the correct option.

Home » General Knowledge » General Science

Physical properties: Which of the following metals is liquid under normal room conditions? Consider ambient temperature and standard pressure. Choose the correct metal.

Difficulty: Easy

Radium
Zinc
Uranium
Mercury

Correct Answer: Mercury

Explanation:

Given data

Condition: ~25 °C, 1 atm.

Concept/ApproachOnly two elemental substances are liquid near room temperature: mercury (metal) and bromine (non-metal). Among the listed metals, mercury is the only one liquid at room temperature.

Final AnswerMercury

← Previous Question Next Question→

More Questions from General Science

Alloys (bell metal): Bell metal is an alloy of which two metals? Identify the traditional composition used for bells with sonorous tone. Choose the correct alloy pair.
Reactive metals storage: Under which liquid is metallic sodium safely stored? Prevent rapid reaction with air moisture and oxygen. Choose the correct storage medium.
Minerals (silicates): Quartz crystals used in clocks and electronics are chemically what compound? Identify the correct oxide making up quartz (rock crystal). Choose the correct compound.
Applied chemistry (LPG safety): Ethyl mercaptan is added to otherwise odourless LPG to impart a detectable smell. Identify the chemical family/element that characterizes ethyl mercaptan (ethyl thiol). Choose the correct element.
Materials: Name the property of a substance that absorbs moisture from air upon exposure. Focus on the phenomenon where solids pick up atmospheric water; in some cases they even dissolve in it. Choose the correct term.
Water treatment (hardness): Removing permanent hardness of water by chemical addition. Select the compound that effectively removes Ca²⁺/Mg²⁺ hardness by precipitation. Choose the correct reagent.
Minerals and ores: Monazite — identify the element for which it is an important ore. Think of rare earth/thorium-rich beach sands in India. Choose the correct element.
Basic classification: Which of the following is an element (not a compound/mineral)? Identify the choice consisting of a single chemical element in its pure form. Choose the correct option.
Applied physics (lighting): The filament material of a typical incandescent electric bulb. Consider high melting point, strength at high temperature, and emissivity. Choose the correct material.
Lubrication: Identify the material commonly used as a dry lubricant. Consider layered structures that shear easily. Choose the correct material.

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion