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☆☆☆☆☆Women in Australia were encouraged to join the army. Some women even fought in battle in war zones. Others worked at industrial jobs in factories and as nurses.
False
large atomic radius.
large atomic radius.
--they don't react with other elements
--they're inert
Atomic Mass
Atomic Number
Symbol
element symbol and atomic number
They're colored.
Their names typically end in "-ine."
They're nonmetals.
7
Catalysts
Noble gases: He, Ne, Ar, Kr, Xe, Rn; but this strange notation (8A) exist only in US !
Mendeleev's periodic table of elements certainly wasn't created in 1901
AB + C + B is not an equation: an equation requires two sets of compounds on either side of an equality sign. Furthermore, it cannot be any of the following types of reactions because there is nothing following.
Eli Whitneys cotton gin was better because it JUST WAS
Water is the only item found on earth in three different phases of matter at standard pressure.
false
cohesion
The elements in this part of the periodic table want to gain electrons to get to a noble gas configuration - not lose them. To lose electrons is very energetically unfavorable (high ionization energies).
true
apex
