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Seventh Grade (Grade 7) Periodic Table and Elements Questions

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Grade 7 Periodic Table and Elements
What is the Periodic Table?
  1. A group of periods
  2. A table that is not often used
  3. An arrangement of elements based on atomic number
  4. A list of elements not yet discovered Mendeleev
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
What is atomic mass?
  1. the shape of an atom
  2. a religious ceremony for atoms
  3. the structure of an atom
  4. the average mass of all isotopes of an element
Grade 7 Periodic Table and Elements
Made of only one kind of matter and having definite properties.
  1. melting point
  2. boiling point
  3. pure substance
Grade 7 Periodic Table and Elements
Which of these substances is not an element?
  1. water
  2. hydrogen
  3. aluminium
  4. iron
Grade 7 Periodic Table and Elements
Which of the following defines the atomic number?
  1. The number of protons in the nucleus of an element
  2. The number of times an atom revolves around the nucleus
  3. The number of atoms in the universe
  4. The average atomic mass in an 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
Which scientist is credited with inventing the Periodic Table?
  1. Gregor Mendel
  2. Watson and Crick
  3. Albert Einstein
  4. Dimitri Mendeleev
Grade 7 Periodic Table and Elements
Grade 7 Periodic Table and Elements
Grade 7 Periodic Table and Elements
Grade 7 Periodic Table and Elements
Grade 7 Periodic Table and Elements
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 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 heaviest element on the periodic table?
  1. hydrogen
  2. Ununoctium
  3. Nitrogen
  4. Aluminum
Grade 7 Periodic Table and Elements
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