Which two groups of elements in the periodic table are the most reactive?(1 point)
Responses
alkaline earth metals and halogens
halogens and noble gases
noble gases and alkali metals
alkali metals and halogens
alkali metals and halogens
Which element has the same number of electron shells as tungsten (W)?
(1 point)
Responses
nickel (Ni)
gold (Au)
molybdenum (Mo)
yttrium (Y)
molybdenum (Mo)
Which element is a noble gas?
(1 point)
Responses
hydrogen (H)
fluorine (F)
radon (Rn)
rubidium (Rb)
radon (Rn)
Which statement about nitrogen (N) and phosphorus (P) is correct?
(1 point)
Responses
They have the same number of valence electrons.
They are both classified as halogens.
They have the same number of electron shells.
They are both inert.
They have the same number of valence electrons.
The two-party system that we know today developed from which political struggle?
(1 point)
Responses
interpretive powers of the Supreme Court
interpretive powers of the Supreme Court
selection of members of Congress
selection of members of Congress
establishment of a federal treasury
establishment of a federal treasury
ratification of the Constitution
selection of members of Congress
Which of the following was the main conflict in the government in the years after the ratification of the Constitution?
(1 point)
Responses
Democrats vs. Republicans
Democrats vs. Republicans
national vs. state powers
national vs. state powers
domestic concerns vs. foreign relations
domestic concerns vs. foreign relations
legislative vs. judicial branch