Acids And Bases Flashcards
1
Q
Examples of everyday acids
A
Lemon juice (citric) Rain water (carbonic) Vinegar (ethanoic)
2
Q
How do acids taste
A
Sour
3
Q
Examples of lab acids
A
Hydrochloric Acid (HCL) Sulfuric acid (H2SO4)
4
Q
Household bases
A
Oven cleaner Tooth paste Bleach Backing soda Indigestion tablets
5
Q
Lab bases
A
Sodium Hydroxide (NaOH) Calcium Carbonate (ClCO3) Limewater (CaCOH2)
6
Q
What is the pH scale
A
pH indicates the acidity or alkalinity of a solution; it ranges from 0-14
7
Q
What pH is neutral
A
pH 7
8
Q
Are acids low or high in pH
A
Low
9
Q
Are bases low or high in pH
A
High
10
Q
In an acid blue litmus paper….
A
Turns red
11
Q
In an acid red litmus paper…….
A
Stays red
12
Q
In a base blue litmus paper…….
A
Stays blue
13
Q
In a base red litmus paper……
A
Turns blue
14
Q
What do Universal Indicators do?
A
Change colour depending on the pH of a substance.
15
Q
When acids and bases are mixed they produce
A
Salt and water
