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11. Unit 13: Inorganic Chemistry Exam Questions & Answers
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---14March 20252024/2025A+
- 11. Unit 13: Inorganic Chemistry Exam Questions & Answers 
 
 
-_____ reactions release heat 
 
-_____ reactions absorb heat - ANSWER--Exothermic 
 
-Endothermic 
 
.A filled layer contains 8 electrons or an octet for all elements except which? - ANSWER-Hydrogen and helium 
 
.Alkali metals are extremely reactive because they - ANSWER-have one valence electron that is easily removed to form a positive ion. 
 
.An _____ is the smallest part of an element, what does it consist of? - ANSWER-Atom 
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