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Lutetium

Arianna Falletta

Directions:Try to fiqure out the missing words that describe the element Lutetium. Good luck and HAVE FUN!!!

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Across
4.How many isotopes does Lutetium have?
6.What is Lutetiums melting point?
7.How many electrons does Lutetium have?
9.What is the density of Lutetium as a solid?
13.What is interesting about Lutetium?
14.What is Lutetiums boiling point?
16.What does Lutetium react with?
18.How many protons does Lutetium have?
19.What year was Lutetium discovered?
20.What is Lutetium used for? (Hint:another word for increasing the rate of chemical reaction without chemical change)
Down
1.Who discovered Lutetium? (Hint: two people discovered Lutetium)
2.How was Lutetium discovered?
3.Lutetium is m....?
5.Lutetium is considered a....?(HInt: Ytterbia is considered one two)
8.How many neutrons does Lutetium have?
10.When is Lutetium a solid?
11.What color is Lutetium?
12.What is Lutetiums symbol?
15.What is Lutetiums atomic mass?
17.What is Lutetiums atomic #?

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