Question

Given below are two statements :
Statement I : Gallium is used in the manufacturing of thermometers.
Statement II : A thermometer containing gallium is useful for measuring the freezing point (256 K) of brine solution.
In the light of the above statement, choose the correct answer from the options given below :

• A. Both Statement I and Statement II are false
• B. Statement I is false but Statement II is true.
• C. Both Statement I and Statement II are true.
• D. Statement I is true but Statement II is false.

Answer 1

Answer: (D)

Statement I is true but Statement II is false.

Answer 2

• Statement I: True. Gallium is used in manufacturing thermometers due to its wide liquid range.
• Statement II: False. Gallium is used to measure high temperatures, not low temperatures like 256 K (freezing point of brine).