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:
1.
discovery of nucleus
4.
tomic orbitals are region of space around the nucleus of an atom where an electron is likely to be found
5.
stable subatomic particle occurring in all atomic nuclei, with a positive electric charge equal in magnitude to that of an electron.
Down:
2.
The smallest component of an element, and is also a nucleus with neutrons, protons and electrons
3.
A stable subatomic particle with a charge of negative electricity, found in all atoms and acting as the primary carrier of electricity in solids.
OK