Save
KS3 SCIENCE
KS3 Acids and Alkalis
Save
Share
Learn
Content
Leaderboard
Share
Learn
Created by
Mrs E Sproule
Visit profile
Cards (24)
What type of acid is found in car batteries?
Sulfuric acid
View source
Which acid is found in citrus fruits like lemons?
Citric acid
View source
What acid does the stomach contain?
Hydrochloric acid
View source
What acid is present in vinegar?
Ethanoic acid
View source
Which acid is commonly found in fizzy drinks?
Carbonic acid
View source
What common characteristic do all the acids mentioned share?
They are all
sour
View source
What alkali is commonly found in toothpaste?
Sodium hydroxide
View source
What alkali is found in bleach?
Sodium hydroxide
View source
What common property do all alkalis share?
They are
soapy
View source
Why are some acids and alkalis safer to use than others?
Some are everyday items like
vinegar
View source
What safety equipment might be needed when handling dangerous acids?
Gloves
and
safety goggles
View source
What are the three most common acids mentioned?
Hydrochloric
,
sulfuric
, and
nitric
acid
View source
What do all acids contain in their chemical symbols?
Hydrogen
View source
What is used to identify acids and alkalis in colorless solutions?
Universal indicator
View source
What happens when universal indicator is added to colorless solutions?
It shows a range of different colors
View source
What color does the universal indicator turn for strong acids?
Red
View source
What color does the universal indicator turn for weak acids?
Orange
or
yellow
View source
What color indicates a neutral solution on the pH scale?
Green
View source
What pH value is considered neutral?
pH
7
View source
What do the colors on the pH scale indicate about acids and alkalis?
Strength
of the acid or alkali
View source
What is the pH scale and its significance?
Measures
acidity
and
alkalinity
Ranges from 0 (
strong acid
) to 14 (
strong alkali
)
pH 7
is neutral
Color changes indicate strength of acids and alkalis
View source
What are the safety precautions when handling acids and alkalis?
Use gloves and safety goggles
Identify
irritant
and corrosive symbols
Handle everyday items safely
Use
protective equipment
for dangerous substances
View source
What are the common indicators used to identify acids and alkalis?
Universal indicator
for
pH scale
Litmus paper for basic identification
Different indicators have varying effectiveness
View source
What are the characteristics of acids and alkalis?
Acids
: sour, contain
hydrogen
,
pH
< 7
Alkalis: soapy, contain
hydroxide
, pH > 7
Neutral
: neither acid nor alkali, pH = 7
View source