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What is the name of the element with the symbol Mg?
Magnesium
What is the atom number of magnesium?
12
number of protons in magnesium
12
What is the atomic mass of magnesium, rounded to the nearest whole number?
24
Number of neutrons in magnesium
12
number of electrons in magnesium
12
What is the name of the element with the symbol Cl?
chlorine
What is the atom number of chlorine
17
number of protons in chlorine
17
What is the atomic mass of chlorine rounded to the nearest whole number
35
number of electrons in chlorine
17
number of neutrons in chlorine
18
On the periodic table, _________ are located to the left.
metals
On the periodic table, _______are located along or on the staircase.
metalloids
What are the characteristics of metals?
shiny, good conductors of electricity
What are the characteristics of metalloids?
metalloids have the characteristics of metals and nonmetals
