Barium #56

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Quiz on Barium

1 / 5

Who identified barium as an element in 1774 before its discovery in 1808?

2 / 5

At room temperature, what is the structure of Barium?

3 / 5

Barium has how many stable isotopes?

4 / 5

Name the barium compound used in X - Ray as radio contrast agent for  imaging human gastrointestinal tract.

5 / 5

Some compounds of barium are used as industrial poisons.

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