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Base and Alkalies Quiz

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Which of the following is a characteristic of bases?

Sweet taste and grainy texture

Salty taste and rough texture

Sour taste and slimy texture

Bitter taste and soapy feel (correct)

Which of the following substances is both a base and an alkali?

Ammonium hydroxide

Aluminium hydroxide

Sodium hydroxide (correct)

Potassium hydroxide

Which of the following is a weak base?

Sodium hydroxide (NaOH)

Copper hydroxide (Cu(OH)2)

Potassium hydroxide (KOH)

Ammonium hydroxide (NH4 OH) (correct)

What is the purpose of an indicator in identifying acids and bases?

To show different colors in acidic and basic mediums (A) Signup and view all the answers

What color does litmus turn in a basic medium?

Blue (A) Signup and view all the answers

Which of the following is a characteristic of strong bases?

They are highly reactive with acids (A) Signup and view all the answers

What color does litmus turn in an acidic medium?

Red (D) Signup and view all the answers

What is the purpose of an indicator in identifying acids and bases?

To show different colors in acidic and basic mediums (B) Signup and view all the answers

Which of the following substances is a weak base?

Aluminium hydroxide (Al(OH)3 ) (A) Signup and view all the answers

Which of the following bases is also termed as an alkali due to its solubility in water?

Sodium hydroxide (NaOH) (D) Signup and view all the answers

Base and Alkalies Quiz

Choose a study mode

Podcast

Questions and Answers

Which of the following is a characteristic of bases?

Which of the following substances is both a base and an alkali?

Which of the following is a weak base?

What is the purpose of an indicator in identifying acids and bases?

What color does litmus turn in a basic medium?

Which of the following is a characteristic of strong bases?

What color does litmus turn in an acidic medium?

What is the purpose of an indicator in identifying acids and bases?

Which of the following substances is a weak base?

Which of the following bases is also termed as an alkali due to its solubility in water?

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