Examlex
For which of the following molecules or ions do the electron pairs on the central nitrogen atom have a tetrahedral arrangement?
Procommunist Government
A government that supports or advocates for communist principles and ideologies.
Poland
A country located in Central Europe, known for its rich history, cultural heritage, and significant contributions to art, science, and politics.
Berlin Blockade
A major international crisis of the Cold War in which the Soviet Union blocked the Western Allies' railway, road, and canal access to the sectors of Berlin under Western control from 1948 to 1949.
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