Yr 8 periodic table Flashcards
What is the periodic table?
A tabular arrangement of chemical elements organized by increasing atomic number.
Which element has the atomic number 1?
Hydrogen
True or False: The periodic table is arranged by atomic mass.
False
What is the name of group 1 elements?
Alkali metals
Fill in the blank: The periodic table is divided into ______ and periods.
groups
What do elements in the same group have in common?
Similar chemical properties
Which element is in group 7 and is a gas at room temperature?
Fluorine
What is the chemical symbol for Gold?
Au
What are the elements in group 8 called?
Noble gases
True or False: Metals are typically found on the right side of the periodic table.
False
What is the atomic number of Carbon?
6
Which groups do the transition metals come between?
Groups 2 and 3
Fill in the blank: Elements in the same period have the same number of ______.
electron shells
What is the main characteristic of alkali metals?
They are highly reactive.
Name one property of noble gases.
They are inert and do not react easily.
Which element is the most abundant in the universe?
Hydrogen
What is the chemical symbol for Sodium?
Na
True or False: Nonmetals are good conductors of electricity.
False
What do you call the horizontal rows in the periodic table?
Periods
What is the common use of Helium?
Filling balloons
What is the chemical symbol for Iron?
Fe
Name one alkali metal.
Lithium, Sodium, or Potassium
True or False: All elements in group 1 are solid at room temperature.
False
What is the term for elements that have similar properties and are in the same group?
Families
