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Seventh Grade (Grade 7) Periodic Table and Elements Questions

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Grade 7 Periodic Table and Elements
A(n)                 is a substance in which all the atoms in it are alike.
  1. mixture
  2. compound
  3. solution
  4. element
Grade 7 Periodic Table and Elements
Periodic means                                     .
  1. happening at regular intervals
  2. happening very rarely
  3. happening frequently
  4. happening three or four times a year
Grade 7 Periodic Table and Elements
The number of protons in an atom is equal to the                   of the element.
  1. atomic mass
  2. atomic projection
  3. atomic number
  4. total mass
Grade 7 Periodic Table and Elements
The Periodic Table is a table that lists                .
  1. matter
  2. rocks
  3. elements
  4. chemistry
Grade 7 Periodic Table and Elements
In which direction do periods go on the Periodic Table?
  1. up and down
  2. across the table
  3. from the corners
  4. down
Grade 7 Periodic Table and Elements
What group contains the noble gases?
  1. 19
  2. 18
  3. 17
  4. 16
Grade 7 Periodic Table and Elements
O is the correct chemical symbol for oxygen.
  1. True
  2. False
Grade 7 Periodic Table and Elements
A pure substance that can not be broken down is a(n)                .
  1. compound
  2. element
  3. proton
  4. group
Grade 7 Periodic Table and Elements
The Periodic Table contains all of the following except
  1. atomic number.
  2. chemical symbol.
  3. atomic mass.
  4. chemical formula.
Grade 7 Periodic Table and Elements
How many rows and columns are on the Periodic Table of elements?
  1. 7 rows, 18 columns
  2. 7 rows, 20 columns
  3. 10 rows, 30 columns
  4. 9 rows, 19 columns
Grade 7 Periodic Table and Elements
What is the correct chemical symbol for the element hydrogen?
  1. He
  2. Hy
  3. H
  4. K
Grade 7 Periodic Table and Elements
What is the heaviest element on the Periodic Table?
  1. Hydrogen
  2. Ununoctium
  3. Nitrogen
  4. Aluminum
Grade 7 Periodic Table and Elements
What is the correct chemical symbol for the element potassium?
  1. P
  2. K
  3. Po
  4. Ph
Grade 7 Periodic Table and Elements
A                 is made up of only one kind of matter, with definite properties.
  1. melting point
  2. boiling point
  3. pure substance
Grade 7 Periodic Table and Elements
What scientist invented the Periodic Table?
  1. Charles Darwin
  2. Albert Einstein
  3. Eli Whitney
  4. Dmitri Mendeleev
Grade 7 Periodic Table and Elements
What is the correct chemical symbol for the element gold?
  1. G
  2. Ag
  3. Au
  4. Ti
Grade 7 Periodic Table and Elements
What is the correct chemical symbol for the element carbon?
  1. C
  2. Ca
  3. Cl
  4. O
Grade 7 Periodic Table and Elements
Nitrogen's chemical symbol is Ni.
  1. True
  2. False
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