Acid and Alkali Flashcards
(8 cards)
1
Q
What is acid
A
- Acid is a substance that has a pH lower than 7 .
- a substance that has a sour taste and is corrosive
2
Q
what is neutral
A
neutral is substance that have the pH exactly 7
3
Q
what is alkali
A
alkali is substance that have the pH higher than seven
4
Q
what is the chart / bar that show if it’s acid , neutral or alkali
A
the pH bar / chart
5
Q
what chemical is alkali ( compound , mixture etc) ?
A
chemical compound
6
Q
what is the highest number on the pH bar / chart
A
14
7
Q
what does the pH bar do
A
in chemistry , the pH bar will measure the acidity or alkalinity of a substance or solution
8
Q
what can acid and alkali damage
A
- metal
- clothes
- eyes
- skin
etc
