Atoms & The Periodic Table Crossword

What is one of the particles that makes an atom? it begins with the letter 'P'
What is one of the particles that makes an atom? it begins with the letter 'N'
What is one of the particles that makes an atom? it begins with the letter 'E'
If multiple atoms join together, what does it create?
What is the 4th element in the periodic table?
What is the 15th element in the periodic table?
What is the transition element with the symbol 'Cn'?
What element has the atomic mass number of 262?
What noble gas do you put in balloons?
What liquid metal has the symbol 'Hg'?
What are the horizontal rows in the periodic table called?
What are the vertical rows in the periodic table called?
What British chemist made one of the first atomic models? John ......
How many atoms are there in total in a molecule of H₂O? Write the answer in letters
How many atoms are there in total in a molecule of CCl₄? Write the answer in letters
Which Greek scientist was one of the first founders of atoms? His name begun with D ......