Which of the following instruments is used in detecting t...
Which of the following instruments is used in detecting the presence of radiation?
Cathode ray tube
Geiger-Muller counter
Mass spectrometer
X-ray tube
Correct answer is B
The Geiger- Muller counter is a device for measuring radioactivity by detecting and counting ionizing particles.
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An element with the electron configuration of 1s 22s 22p 6 would have a combining power of...
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