8th Grade Science Quiz on Periodic Table
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| How many neutrons does a typical atom of Bromine (Br) have? | 45
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| What atomic number would Hg have? | 80
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| How many electrons does an electrically balanced atom of helium (He) have? | 2
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| What is the number of the group N (7) is found in? | 15
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| How many protons does an atom of calcium have? | 20
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| Which symbol represents a halogen: Na (11) or Cl (17)? | Cl
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| Which symbol represents a metal: Ba (56) or I (53)? | Ba
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| Which symbol represents a noble gas: Ne (10) or Br (35)? | Ne
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| Which symbol represents an alkali metal: Rb (37) or Al (13)? | Rb
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| Which is the symbol of the most active element of the halogens? | F
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| Which of these noble gases has the larger atomic mass: Ar (18) or Rn (86)? | Rn
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| How many protons does an atom of sulfur have? | 16
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| How many neutrons does a typical atom of fluorine have? | 10
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| How many electrons does an electrically balanced atom of sodium (Na) have? | 11
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| What is the number of the group in which carbon (C) is found? | 14
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| What is the name of the element with the symbol S? | sulfur
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| What is the name of the element with the symbol H? | hydrogen
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| What is the name of the element with the symbol P? | phosphorus
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| What is the name of the element with the symbol O? | oxygen
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| How many protons does hydrogen (H) have? | 1
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| How many neutrons does nitrogen (N) have? | 7
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| How many electrons does an electrically balanced atom of boron (B) have? | 5
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| What is the number of the period in which magnesium (Mg) is found? | 3
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| What is the number of the group in which aluminum (Al) is found? | 13
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| What is the number of the period in which helium (He) is found? | 1
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| What is the number of the group in which beryllium (Be) is found? | 2
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| Which symbol represents an alkaline earth metal: Na (11) or Mg (12)? | Na
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
foremanscience
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