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Chemistry Exam
GRADED A+ (ACTUAL EXAM ) Questions and Answers (Solved)
- electron configuration
Answer: - describes how electrons are distributed in its atomic orbitals
- ions
Answer:
- charged particles
- form when an atom either loses or gains electrons
- cation
Answer: positively charged ion (more protons than electrons)
- anion
Answer: negatively charged ion (more electrons than protons)
- acids
Answer:
- taste sour
- react with some metals to give off hydrogen gas
- conduct electricity in solution
- corrosive
- react with base to form salt and water
- turns litmus red
- bases
Answer:
- taste bitter
- feel slippery
- dissolve fats and oils
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