Elements that are in the same ________ have a tendency to have very similar chemical properties due to periodic trends.

A. group
B. period
C. row
D. textbook
E. compound


Answer: A

Environmental & Atmospheric Sciences

You might also like to view...

The highest rates of HIV/AIDS in this region are found where?

A. Ethiopia and Somalia B. Mali and Niger C. South Africa, Botswana and Zimbabwe D. Madagascar

Environmental & Atmospheric Sciences

"Black smokers" are associated with ________

A) mineral-rich waters B) hot water C) oceanic ridges D) all of these

Environmental & Atmospheric Sciences

The main component of bleach is sodium hypochlorite, NaOCl, which consists of sodium ions, Na?, and hypochlorite ions, -OCl. What products are formed when this compound is reacted with the hydrochloric acid, HCl, of toilet bowl cleaner?

A. The products are NaCl, O2, and HClO2. B. The products are NaCl and HOCl. C. The products are NaOH, H2O, and Cl2. D. The products are NaOH, O2, and Cl2.

Environmental & Atmospheric Sciences

The concentration of atmospheric lead increased substantially during the 1990s

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences