X-rays are heavily absorbed by lead atoms, but to obtain X-rays photograph of stomach, barium sulphate is usually given to the patient instead of lead salt, because ____________.
A
lead salts give fainter image
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B
lead salts are more poisonous
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C
barium salts reflect less
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D
barium salts give brighter image
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Solution
The correct option is B lead salts are more poisonous Heavy molecules can absorb X-rays well and help in getting better X-rays photograph.
Although Lead salts are heavier than barium sulphate, they are not given to patient as they are poisonous.