5.1 THE PH SCALE & 5.2 ACIDS AND ALKALI Flashcards

1
Q

What is a pH scale?

A

pH scale shows how acidic or alkaline a substance is, or whether it is neutral

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2
Q

pH less than 7 = ?

A

Acid (Red)

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3
Q

pH 7 = ?

A

Neutral (Green)

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4
Q

pH more than 7 = ?

A

Alkali (Blue)

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