
Acid and Base
Presentation
•
Chemistry, Science
•
10th - 11th Grade
•
Medium
Dorithy Apau
Used 16+ times
FREE Resource
5 Slides • 15 Questions
1
by Dorithy Apau
2
Multiple Select
Which of the following are the physical properties of acid?
taste bitter
corrosive
pH value 10
Turns blue litmus paper red
3
Multiple Select
Which of the following are the physical properties of alkali?
Turns red litmus paper blue
React with metal to produce hydrogen gas
pH value is 1
Taste bitter
4
Multiple Select
Which of the following fruits have acidic properties?
5
Multiple Choice
If a substance has pH value of 1, that means it is a....
strong acid
weak acid
strong alkali
weak alkali
6
Multiple Choice
If a substance has pH value of 14, that means it is a....
strong acid
weak acid
strong alkali
weak alkali
7
Multiple Choice
If a substance has pH value of 4, that means it is a....
strong acid
weak acid
strong alkali
weak alkali
8
Multiple Choice
If a substance has pH value of 8, that means it is a....
strong acid
weak acid
strong alkali
weak alkali
9
Multiple Choice
The stronger an acid, the smaller its pH value.
True
False
10
Multiple Choice
The stronger an alkali, the smaller its pH value.
True
False
11
Multiple Choice
The stronger an acid, the smaller its pH value.
True
False
12
Fill in the Blanks
When an acid react with metal, a colourless gas bubble is released. Complete the following equation:
Zinc + hydrochloric acid --> zinc chloride +
Type answer...
13
14
Multiple Choice
Name the process that takes place when an acid reacts with an alkali
Titration
Neutralization
Decomposition
Photosynthesis
15
16
Multiple Choice
A reaction between acid and alkali can be carried out using the method shown in the diagram. What is the name of the method used in this activity?
Neutralization
Titration
17
Indicator is a substance used to indicate whether a substance is acidic or alkaline.
Indicator used in neutralization: Phenolphthalein
Phenolphthalein is pink in alkali and colourless in acid and neutral solution.
18
Red
19
Multiple Choice
Bee stings or ant bites that are ______ can be neutralized by applying ________ lotions.
acidic; alkaline
alkaline; acidic
acidic; neutral
alkaline; neutral
20
Multiple Choice
Predict the colour change at the end point (neutral point) if the phenolphthalein is replaced by universal indicator.
colourless to pink
pink to colourless
purple to green
green to purple
by Dorithy Apau
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