The category of Acids, Bases, and Salts encompasses the fundamental concepts of chemistry that govern numerous chemical reactions and interactions. This section will explore the properties and definitions of acids and bases, their role in neutralization reactions, and the formation of salts. Additionally, we will delve into pH levels, indicators, and the significance of these substances in various contexts, from laboratory settings to everyday applications. Whether you’re a student or a curious learner, this category provides valuable insights into the essential principles that underlie chemical behavior and environmental interactions.
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[q] What is the pH value of a neutral solution?
A) 7
B) 0
C) 14
D) 10
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[a] 7 [q] Which of the following is a strong acid?
A) Hydrochloric Acid
B) Acetic Acid
C) Citric Acid
D) Phosphoric Acid [a] Hydrochloric Acid [q] What is the term used for a solution that has a pH less than 7?
A) Neutral
B) Basic
C) Acidic
D) Alkaline [a] Acidic [q] Which of the following is a characteristic of bases?
A) Sour taste
B) Slippery feel
C) Turns blue litmus red
D) Produces hydrogen ions [a] Slippery feel [q] What is formed when an acid reacts with a base?
A) Water and Salt
B) Gas
C) Hydrogen
D) Oxygen [a] {answer_51]} [q] Which indicator is commonly used to test for acids?
A) Phenolphthalein
B) Bromothymol Blue
C) Methyl Orange
D) Litmus [a] Litmus [q] What is the chemical formula for sulfuric acid?
A) H2SO4
B) HCl
C) NaCl
D) CH3COOH [a] H2SO4 [q] What does a base produce when dissolved in water?
A) Hydronium ions
B) Hydroxide ions
C) Sodium ions
D) Acidic ions [a] Hydroxide ions [q] Which of the following is an example of a salt?
A) Sodium Chloride
B) Hydrochloric Acid
C) Acetic Acid
D) Sodium Hydroxide [a] Sodium Chloride [q] What is the main difference between strong and weak acids?
A) Strength in producing ions
B) Taste
C) Color
D) Cost [a] Strength in producing ions [x]Click here to explore more flashcards: Science Flashcards [restart] [/qdeck]
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