5.1 Acids And Alkalis Flashcards Preview

GCSE Chemistry 2.5 Salts And Electrolysis > 5.1 Acids And Alkalis > Flashcards

Flashcards in 5.1 Acids And Alkalis Deck (10)
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1
Q

What ions are produced by acids when they mix with water?

A

Hydrogen ions, H+(aq)

2
Q

What type of solution is made when a substance is dissolved in water?

A

An aqueous solution

3
Q

What pH are hydrogen ions?

A

1-6

4
Q

What are bases?

A

Substances that neutralise acids when they react together

5
Q

What are alkalis?

A

A type of base that dissolves in water to make alkaline solutions

6
Q

Which ions are produced when alkalis are dissolved in water?

A

Hydroxide ions, OH-(aq)

7
Q

What is the pH of alkalis?

A

8-14

8
Q

Name an indicator that can identify the pH of a solution by colour

A

Universal indicator

9
Q

What are state symbols?

A

A symbol in brackets that shows the state of a substance in a formula

10
Q

What pH is pure water?

A

7