Question
Download Solution PDFWhich one among the following are the correct symbols for the elements gold, tin and lead, respectively?
This question was previously asked in
CDS General Knowledge 3 Sep 2023 Official Paper
Answer (Detailed Solution Below)
Option 3 : Au, Sn, Pb
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UPSC CDS 01/2025 General Knowledge Full Mock Test
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Detailed Solution
Download Solution PDFThe correct answer is Au, Sn, Pb.
Key Points
- Gold (Au):
- Gold is a transition metal with the chemical symbol Au, which is derived from the Latin word "aurum".
- Its atomic number in the periodic table is 79 and it is known for its distinctive yellow color, ductility and high conductivity.
- Tin (Sn):
- Tin is a transition metal with the chemical symbol Sn, which is derived from the Latin word "stannum".
- Its atomic number is 50 and it is commonly used in the production of alloys such as bronze and solder.
- Lead (Pb):
- Lead is also a transition metal with the chemical symbol Pb, which is derived from the Latin word "plumbum".
- Its atomic number is 82 and it is known for its dense and flexible properties.
Additional Information
- Gallium
- It has the symbol Ga.
- Atomic number 31.
- Astatine
- It has the symbol At
- Atomic number 85.
- Antimony
- It has the symbol Sb
- Atomic number 51.
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