by Sunday | Oct 18 | Chemistry JAMB
A. more molecules B. more atoms C. larger surface area D. relatively large mass Correct Answer: Option C – larger surface area
by Sunday | Oct 18 | Chemistry JAMB
A. Agl > AgCl > AgBr B. AgCl > Agl > AgBr C. AgBr > AgCl > Agl D. AgCl > AgBr > Agl Correct Answer: Option D – AgCl > AgBr > Agl
by Sunday | Oct 18 | Chemistry JAMB
A. absorption of heat B. reduction of heat C. conduction of heat D. liberation of heat Correct Answer: Option D – conduction of heat
by Sunday | Oct 18 | Chemistry JAMB
A. NO B. CO C. HCHO D. DDT Correct Answer: Option C – HCHO Explanation Formaldehyde (HCHO) is the most important carcinogen in outdoor air among the 187 hazardous air pollutants (HAPs) identified by the U.S. Environmental Protection Agency...
by Sunday | Oct 18 | Chemistry JAMB
A. alkaline earth metals B. alkali metals C. transition metals D. group VII elements Correct Answer: Option C – transition metals