EASY
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Red cabbage indicator turns red to green when added to solution.

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Important Questions on Acids, Bases and Salts

HARD
Science>Chemistry>Acids, Bases and Salts>Indicators
What is the colour of this indicator in (a) Neutral (b) Acidic (c) Basic solution?
Red litmus 
 
EASY
Science>Chemistry>Acids, Bases and Salts>Indicators
Hydrochloric acid solution affects ______ litmus paper.
HARD
Science>Chemistry>Acids, Bases and Salts>Indicators
A shopkeeper has a few bottles of soft drinks in his restaurant which are not labelled. One customer wants acidic drink, another wants basic drink and the third one wants neutral drink. How will the shopkeeper decide which drink is to be served to whom?
MEDIUM
Science>Chemistry>Acids, Bases and Salts>Indicators

How will you test whether a given solution is acidic, basic or neutral with china rose indicator?

EASY
Science>Chemistry>Acids, Bases and Salts>Indicators
Turmeric turns _____ in basic solution.
EASY
Science>Chemistry>Acids, Bases and Salts>Indicators
Bases turn red litmus to _______.
MEDIUM
Science>Chemistry>Acids, Bases and Salts>Indicators

How does litmus indicator work?

MEDIUM
Science>Chemistry>Acids, Bases and Salts>Indicators
Blue litmus paper is dipped in a solution. It remains blue. What is the nature of the solution? Explain.
MEDIUM
Science>Chemistry>Acids, Bases and Salts>Indicators
Which one of these is not a natural indicator?
MEDIUM
Science>Chemistry>Acids, Bases and Salts>Indicators
Why does a yellow curry stain on a white shirt turn red when washed with soap?
HARD
Science>Chemistry>Acids, Bases and Salts>Indicators
Write the original colour of the China Red rose indicator.
EASY
Science>Chemistry>Acids, Bases and Salts>Indicators

How will you test whether a given solution is acidic, basic or neutral with a litmus paper?

EASY
Science>Chemistry>Acids, Bases and Salts>Indicators
The substance which turns blue litmus red is______.
HARD
Science>Chemistry>Acids, Bases and Salts>Indicators
What is the colour of this indicator in (a) Neutral (b) Acidic (c) Basic solution?
Blue litmus 
 
MEDIUM
Science>Chemistry>Acids, Bases and Salts>Indicators
Dorji has a few bottles of soft drink in his restaurant. But, unfortunately, these are not labelled. He has to serve the drinks on the demand of customers. One customer wants acidic drink, another wants basic and third one wants neutral drink. How will Dorji decide which drink is to be served to whom?
EASY
Science>Chemistry>Acids, Bases and Salts>Indicators
Methyl orange is a _____ indicator.
HARD
Science>Chemistry>Acids, Bases and Salts>Indicators
Three liquids are given to you. One is hydrochloric acid, another is sodium hydroxide and the third is a sugar solution. How will you identify them? You have only turmeric indicator.
MEDIUM
Science>Chemistry>Acids, Bases and Salts>Indicators
Is the distilled water acidic/basic/neutral? How would you verify it?
EASY
Science>Chemistry>Acids, Bases and Salts>Indicators
Baking soda solution turns pink china rose indicator green; it is______ solution.
HARD
Science>Chemistry>Acids, Bases and Salts>Indicators
How can you test whether an object is acidic or basic with help of china rose?