crossword
Crossword
Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
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Check
Across:
4.
An isotope of uranium is used as a fuel in .................
5.
................... number is defined as the total number of protons present in the nucleus of an atom
Down:
1.
valency of carbon....................
2.
An isotope of cobalt is used to treat ...............
3.
An isotope of iodine is used in the treatment of
OK