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Worksheetschemistry 6.1 concept check
Total questions: 20
Worksheet time: 20mins
The vertical (up and down) columns in the Periodic Table are called
groups
towers
periods
atomic numbers
What does the atomic mass tell you?
Basically,the number of electrons and protons
The number of neutrons
Basically, the number of protons and neutrons
The number of protons.
The vertical (up and down) columns in the Periodic Table are called
groups
towers
periods
atomic numbers
The horizontal (side to side) rows in the Periodic Table are called
groups
families
periods
atomic numbers
the positively charged subatomic particle contained in the nucleus of an atom
proton
neutron
electron
matter
a negatively charged subatomic particle that orbits the nucleus of an atom
proton
neutron
electron
matter
What does the atomic mass tell you?
Basically,the number of electrons and protons
The number of neutrons
Basically, the number of protons and neutrons
The number of protons.
Elements which are shiny, conduct electricity and heat are called
metal
nonmetal
metalloid
nonexistent
What are valence electrons?
Any of an atom's electrons
Electrons located on the first energy level
Electrons not attached to any atom
electrons located on the outer energy level
Which group of the periodic table is composed of inert (not reactive) gases with 8 valence electrons?
alkali metals
alkaline earth metals
halogens
noble gases
The atoms on the right of the staircase are called
metalloids
non-metals
metals
noble gases
What did Dmitri invent?
book
Periodic Table
Russian currency
Calculator
How are the elements arranged on the periodic table today?
By atomic mass
By number of electrons
By atomic number
By alphabetic order
