Acids, alkalis and neutralisation Flashcards

1
Q

What are acids?

A

They have a PH below 7
Turns litmus red
Turns universal indicator yellow, orange or red
Forms solutions containing H+ ions

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2
Q

Finish the sentence … The more H+ ions in the solution…

A

The stronger the acid

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3
Q

What are bases/Alkalis?

A

Have a PH above 7
Turn litmus green
Turn universal indicator dark green, blue or purple

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4
Q

What is the formula for neutralisation?

A

Acid+Alkali —— salt + water

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5
Q

What do strong alkalis have a high concentration of?

A

OH- ions

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