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Test your knowledge of different definitions of bases in chemistry with this qui...

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Test your knowledge of different definitions of bases in chemistry with this qui...

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Questions and Answers

What did Svante Arrhenius propose as the definition of a base?

A substance that dissociates in aqueous solution to form hydroxide ions (correct)

A metal hydroxide such as NaOH or Ca(OH)2

A substance that reacts with acids to form water

A substance that changes the color of pH indicators

What characteristic properties were described for aqueous hydroxide solutions?

Neutral pH, transparent appearance, and no effect on litmus paper

Rough texture, sour taste, and no effect on pH indicators

Sweet taste, acidic pH, and colorless appearance

Slippery to the touch, bitter taste, and pH indicator color change (correct)

What is the effect of bases on the pH of water?

Decreases the pH of water

Increases the pH of water (correct)

Causes water to become acidic

Does not affect the pH of water

What type of reaction occurs between bases and acids?

<p>Acid-base reaction to form water</p> Signup and view all the answers

Who originally proposed the concept that bases are substances that react with acids?

<p>G.-F. Rouelle</p> Signup and view all the answers

Test your knowledge of different definitions of bases in chemistry with this qui...

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Questions and Answers

What did Svante Arrhenius propose as the definition of a base?

What characteristic properties were described for aqueous hydroxide solutions?

What is the effect of bases on the pH of water?

What type of reaction occurs between bases and acids?

Who originally proposed the concept that bases are substances that react with acids?

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