Guess the element

Guess the element [∞]

Guess the Element Challenge 🧩🔬

Instructions:

Each question contains a clue about an element. Your task is to identify the element based on its properties, uses, or periodic table position.

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Guess the Element – 50 Questions

1. I am the most abundant element in the universe and the first element on the periodic table.
2. I am a noble gas used in balloons and have the lowest boiling point of any element.
3. I make up about 78% of Earth’s atmosphere and am essential for making proteins.
4. I am a metal that rusts in the presence of oxygen and water.
5. I am found in table salt and react explosively with water.
6. I am a shiny, lightweight metal used in airplanes and soda cans.
7. I am essential for strong bones and teeth and found in dairy products.
8. I am a yellow nonmetal with a strong smell, commonly used in matches.
9. I am a greenish-yellow toxic gas used in swimming pools and disinfectants.
10. I am the most reactive halogen and the most electronegative element.
11. I am a noble gas that makes neon signs glow red-orange.
12. I am a soft, silver metal and the lightest of the alkali metals.
13. I am a radioactive noble gas that can accumulate in basements.
14. I am a metal found in thermometers but banned in many countries.
15. I am a bluish-gray metal used in car batteries and once in gasoline.
16. I am a transition metal that resists corrosion and is used in jewelry.
17. I am a metal essential for red blood cells and magnetic properties.
18. I am a gas used in welding and found in fluorescent light bulbs.
19. I am the second-lightest element and am used in nuclear fusion.
20. I am a metalloid used in computer chips and solar panels.
21. I am a halogen that is a dark purple solid at room temperature.
22. I am an alkali metal commonly found in bananas.
23. I am a metal that burns brightly in flares and fireworks.
24. I am a noble gas that is used in high-speed lighting, like camera flashes.
25. I am an element with atomic number 92 and used in nuclear power plants.
26. I am a transition metal that is resistant to tarnishing and used in coins.
27. I am a gas that is essential for combustion and respiration.
28. I am a metal with the symbol "Cu" and used in electrical wiring.
29. I am the heaviest naturally occurring element on Earth.
30. I am an element with the symbol "Sn" and used in coating cans.
31. I am a nonmetal needed for thyroid hormones and found in seaweed.
32. I am a metal used in aircraft and have the symbol "Ti".
33. I am a radioactive element once used in luminous watch dials.
34. I am the element with the highest melting point, used in filaments.
35. I am the only metal that is liquid at room temperature.
36. I am a transition metal with the symbol "Zn" and used in galvanization.
37. I am a gas that makes up about 21% of Earth’s atmosphere.
38. I am a soft, silvery metal that is the second element in the alkali metal group.
39. I am a halogen used in toothpaste and water supplies to prevent cavities.
40. I am the densest natural element, used in fountain pen tips.
41. I am an element found in chlorophyll and essential for plant photosynthesis.
42. I am a metal with the symbol "Co" and used in magnets and batteries.
43. I am the first element in Group 17 and the lightest halogen.
44. I am a noble gas that is the least reactive and used in lighting.
45. I am a metal used in stainless steel and have the symbol "Ni".
46. I am a radioactive element once used in smoke detectors.
47. I am the element used in rechargeable lithium-ion batteries.
48. I am a metal with atomic number 29 and used in pipes and coins.
49. I am a gas that is the third-most abundant in Earth's atmosphere.
50. I am an element discovered by Marie Curie and named after her homeland.

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Bonus Challenge 🎯

• Find 3 elements that belong to the same group and explain their similarities.
• Identify the most reactive metal and nonmetal from the list.
• Which of these elements are gases at room temperature?