Everyday Science MCQs (page 14 of 51)
Physics, chemistry, biology, the human body, units and the solar system, covering the everyday science section of general-ability tests.
1,014 questions. Select an option to check your answer, or open "Show answer". Showing 261–280.
- 261.
Which element has the chemical symbol Sn?
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Answer: A. Tin
Sn is the symbol of tin. It comes from the Latin name stannum.
- 262.
What is the atomic number of tin?
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Answer: A. 50
Tin has 50 protons, so its atomic number is 50.
- 263.
Which element has the atomic number 50?
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Answer: D. Tin
Atomic number 50 belongs to tin (Sn).
- 264.
What is the chemical symbol of antimony?
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Answer: C. Sb
The symbol of antimony is Sb. It comes from the Latin name stibium.
- 265.
Which element has the chemical symbol Sb?
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Answer: C. Antimony
Sb is the symbol of antimony. It comes from the Latin name stibium.
- 266.
What is the atomic number of antimony?
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Answer: A. 51
Antimony has 51 protons, so its atomic number is 51.
- 267.
Which element has the atomic number 51?
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Answer: A. Antimony
Atomic number 51 belongs to antimony (Sb).
- 268.
What is the chemical symbol of tellurium?
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Answer: A. Te
The symbol of tellurium is Te.
- 269.
Which element has the chemical symbol Te?
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Answer: C. Tellurium
Te is the symbol of tellurium.
- 270.
What is the atomic number of tellurium?
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Answer: C. 52
Tellurium has 52 protons, so its atomic number is 52.
- 271.
Which element has the atomic number 52?
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Answer: C. Tellurium
Atomic number 52 belongs to tellurium (Te).
- 272.
What is the chemical symbol of iodine?
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Answer: D. I
The symbol of iodine is I.
- 273.
Which element has the chemical symbol I?
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Answer: D. Iodine
I is the symbol of iodine.
- 274.
What is the atomic number of iodine?
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Answer: B. 53
Iodine has 53 protons, so its atomic number is 53.
- 275.
Which element has the atomic number 53?
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Answer: B. Iodine
Atomic number 53 belongs to iodine (I).
- 276.
What is the chemical symbol of xenon?
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Answer: A. Xe
The symbol of xenon is Xe.
- 277.
Which element has the chemical symbol Xe?
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Answer: C. Xenon
Xe is the symbol of xenon.
- 278.
What is the atomic number of xenon?
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Answer: B. 54
Xenon has 54 protons, so its atomic number is 54.
- 279.
Which element has the atomic number 54?
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Answer: B. Xenon
Atomic number 54 belongs to xenon (Xe).
- 280.
What is the chemical symbol of caesium?
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Answer: A. Cs
The symbol of caesium is Cs.