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1. The periodic table


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1. The periodic table

Insert the name of the element on the line below and insert the letters into the Periodic Table according to the clues.

­­­­______________ A: An element that is important in the development of bones

______________ B: The element contained within the medal given to winners


of the Olympic games

______________ C: The element that contains 23 protons

_______Boron__ D: The element that is in the second period of Earth metals

______________E: The most common element in the universe


______________ F: A metallic liquid used in thermometers
______________ G: The element that combines with chlorine to form table salt
______________ H: The element that contains 18 electrons
______________ I: The element that contains 14 neutrons
______________ J: The element that contains 24 protons
______________ K: The element that we need to breathe
______________ L: The element that contains 77 neutrons
______________ M: The element that is found in bananas
______________ N: The element that has the same name as a restaurant on Cole Harbour Road
______________ O: The element that is found in swimming pools
______________ P: Baseball bats can be made of wood or this element
______________ Q: The element named after the father of the periodic table
______________ R: The element that is in the fifth period of the alkali metals

______________ S: Soup cans are made of this element

______________ T: The element that inflates floating balloons
______________ U: The element that smells like rotting eggs
______________ V: The element that has an atomic mass of 101 u
______________ W: The element contained within the medal given to second-place
finishers in the Olympic games
______________ X: The element that is in the fourth period of the noble gases
______________ Y: The element that contains 62 electrons
______________ Z: The element that is found in signs that light up

2. Vocabulary


___ The name of the horizontal lines in the periodic table.




  1. An alloy

  2. Gold

  3. Alkali Earth metals

  4. Carbon

  5. Chemical formula

  6. Gallium

  7. Gadolinium

  8. Alkaline metals

  9. Platinum

  10. Isotope

  11. Uranium

  12. Mendelevium

  13. Metals

  14. Non-metals

  15. Metalloids

  16. Period

  17. Atomic number

  18. Chemical equation

  19. Chlorine

  20. Sulfur

  21. Oxygen

  22. Atomic mass

  23. Ion

  24. Iron

  25. Group

___ The name of the columns in the periodic table.

___ The category of elements that have a shiny luster and an malleable.

___ The substances which are neither metals or non metals.

___ A combination of symbols and numbers

___ A metal that is a mix of different metals.

___ One of the elements that was missing from Mendeleev.

___ A coinage metal.

___ The heaviest element found naturally on Earth.

___ The element in greatest abundance in the body of an adolescent.

___ The number of protons plus the number of neutrons in the nucleus of the atom.

___ An atom that loses or gains an electron.

___ Metals in group 1.

___ An example of a halogen.

3. Complete the table



Name of the element

Symbol of the element




Name of the element

Symbol of the element

Argon










Ca

Carbon










Cu

Mendelevium










Zn

Chrome










He

Krypton










Hg

Oxygen










Mg

4. Name the elements below using the electron configuration diagrams.




5. Complete the table


Symbol

Element

Atomic number

Atomic mass

Number of protons

Number of electrons

Number of neutrons

Mg



















Ca



















Be



















K



















Na



















Li







































6. Complete the information below.





  1. Draw each of the elements mentioned above using the Bohr model.

7. Explain the difference between an atomic number and the atomic mass.

8. Explain the difference between metals, non- metals and metalloids.

9. Using the illustration:


  1. How many molecules are at the end of this chemical reaction? ________________________

  2. If the oxygen atoms are bigger than hydrogen atoms, how many atoms of hydrogen are present at the beginning of this chemical reaction?_______________________________

  3. Is an element or compound formed at the end of this chemical reaction?_____________

  4. What is the common name of the molecule that was formed?__________

10. Hydrogen is an element in the first group. The low density of hydrogen makes it an ideal substance for weather balloons. However, its properties also make it a poor substance for things like Blimps that carry people. Why?








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