Álcali

Álcali

Assessment

Interactive Video

Science, Chemistry, Physics

4th - 9th Grade

Hard

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The video explains that alkalis are formed when soluble chemical bases dissolve in water. Common bases include hydroxides, oxides, and metal carbonates. However, not all bases produce alkalis, as many are insoluble in water.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What happens when a soluble chemical base is dissolved in water?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What are the common types of bases mentioned in the text?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

How do hydroxides, oxides, and metal carbonates relate to bases?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

Do all bases produce alkalis? Explain your answer.

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What can be said about the solubility of many bases in water?

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