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Which s-block element is a silvery- metal that is used in an alloy with copper or nickel to make gyroscopes, springs, electrical contacts, spot-welding electrodes, and non-sparking equipment?

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SSC CHSL Exam 2023 Tier-I Official Paper (Held On: 02 Aug, 2023 Shift 4)
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  1. Beryllium
  2. Rubidium
  3. Francium
  4. Caesium

Answer (Detailed Solution Below)

Option 1 : Beryllium
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The correct answer is Beryllium. 
Key Points
  • The s-block element that is a silvery- metal and is used in an alloy with copper or nickel to make various equipment is Beryllium.
  • Beryllium is a lightweight and strong metal that is widely used in aerospace, defense, and nuclear industries.
  • It has a high melting point, good thermal conductivity, and is also a good electrical conductor.
  • Atomic number of Beryllium is - 4.

Additional Information

  • Rubidium is a soft, silvery- metal that is highly reactive.
    • It is used in atomic clocks and as a catalyst in certain chemical reactions.
  • Francium is a highly radioactive and unstable element.
    • It is extremely rare and has no practical applications.
  • Caesium is a soft, silvery-golden metal that is also highly reactive.
    • It is used in atomic clocks, drilling fluids, and in the treatment of cancer.
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Latest SSC CHSL Updates

Last updated on Jul 10, 2025

-> The Staff selection commission has released the SSC CHSL Notification 2025 on its official website on 23rd June 2025.

-> The SSC CHSL Apply Online 2025 has been started and candidates can apply online on or before 18th July.

-> The SSC has released the SSC CHSL exam calendar for various exams including CHSL 2025 Recruitment. As per the calendar, SSC CHSL Application process will be active from 23rd June 2025 to 18th July 2025. 

-> The SSC CHSL is conducted to recruit candidates for various posts such as Postal Assistant, Lower Divisional Clerks, Court Clerk, Sorting Assistants, Data Entry Operators, etc. under the Central Government. 

-> The SSC CHSL Selection Process consists of a Computer Based Exam (Tier I & Tier II).

-> To enhance your preparation for the exam, practice important questions from SSC CHSL Previous Year Papers. Also, attempt SSC CHSL Mock Test.  

-> The UGC NET Exam Analysis 2025 for the exam conducted on June 25 is out.

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