Examlex
As a result of delocalization of the pi-electrons, all the carbon-carbon bonds in benzene are identical.
Irish-Americans
People in the United States who have full or partial ancestry from Ireland, contributing significantly to American culture and society.
Foreign Entanglements
Involvements or commitments by a country in international affairs, particularly in conflicts or alliances, which can complicate diplomatic relationships or lead to military action.
Porfirio Díaz
was a Mexican general and politician who served as President of Mexico for seven terms, overseeing a period of significant economic modernization and foreign investment, known as the Porfiriato.
Civil War
A significant internal conflict fought in the United States from 1861 to 1865 between the Northern states (Union) and the Southern states that seceded to form the Confederate States of America, primarily over issues of slavery and state sovereignty.
Q4: Ozone is both a pollutant and a
Q5: Certain Period 2 elements exhibit behaviors similar
Q10: The substance NaNO<sub>3 </sub>is considered<br>A) a weak
Q13: Calcium oxide, CaO, also known as quick
Q14: Dinitrogen monoxide, N<sub>2</sub>O, is<br>A) a brown poisonous
Q49: Urea carries waste nitrogen from the body
Q55: Valence bond theory predicts that carbon will
Q65: Select the correct name for the following
Q68: Write balanced equations, showing all reactants and
Q92: Which of the following is the strongest