Login
Login
Sign up
Start
Mathmania
Teacher tutorials
TOP
Subjects
Bridge Course
Testworks
Subject updates
Ya+
News
Send feedback
See more
Contacts
About Us
Terms and Conditions
Privacy Policy
PDF chapter test
TRY NOW
Subjects
Science CBSE
Class 7 New
Exploring Substances: Acidic, Basic, and Neutral
Pumpa Practice Questions
4.
Common daily-use substances
Exercise condition:
5
m.
Answer the following question briefly:
A glass of water and a cup of curd are placed on the table. Which one is neutral and which one is acidic? Explain your answer.
Lactic acid
Citric acid
basic substance
Tartaric acid
is found in curd. Curd is
acidic
basic
neutral
neither acidic or basic
due to
Lactic acid
Citric acid
basic substance
Tartaric acid
,
while water is
sour
bitter
sweet
neither bitter nor sour
because it is
neutral
salty
acidic
basic
in nature.
Login
or
Fast registration
Previous exercise
Exit to the topic
Next exercise
Send feedback
Did you find an error?
Send it to us!