Periodic TABLE FEATURES Flashcards
(24 cards)
What is the atomic number of carbon?
6
Which element has the symbol ‘Na’?
Sodium
What is the period number of oxygen in the periodic table?
2
True or False: Elements in the same group have similar chemical properties.
True
Fill in the blank: The _______ table arranges elements in order of increasing atomic number.
periodic
What is the symbol for gold?
Au
Which element is the most abundant in Earth’s atmosphere?
Nitrogen
What is the first element in the periodic table?
Hydrogen
What is the name of the group 17 elements in the periodic table?
Halogens
Which element is a noble gas?
Helium
What is the atomic number of iron?
26
True or False: Metals are found on the left side of the periodic table.
True
Fill in the blank: The _______ number of an element is equal to the number of protons in its nucleus.
atomic
Which element is commonly used in batteries?
Lithium
What is the name of the group 1 elements in the periodic table?
Alkali metals
What is the atomic number of uranium?
92
True or False: Nonmetals are poor conductors of electricity.
True
Fill in the blank: The _______ table is divided into periods and groups.
periodic
Which element is essential for life and is found in DNA?
Phosphorus
What is the symbol for silver?
Ag
What is the name of the group 18 elements in the periodic table?
Noble gases
Which element is a metalloid?
Silicon
What is the atomic number of mercury?
80
True or False: Transition metals are found in groups 3-12 of the periodic table.
True
