EASY
10th CBSE
IMPORTANT
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What colour do methyl orange indicators turn when added to a base or alkali (such as sodium hydroxide)? (Yellow / Pink)

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Important Questions on Acids, Bases And Salts

EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Very Short Answer Type Questions>Q 1
What colour do litmus turn when added to a base or alkali (such as sodium hydroxide)?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Very Short Answer Type Questions>Q 1
What colour does red cabbage extract turn when added to a base or alkali (such as sodium hydroxide)? (Pink / Yellow / Blue / Green)
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Very Short Answer Type Questions>Q 2
What colour does litmus turn when added to acid (such as hydrochloric acid)? (Red / Blue)
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Very Short Answer Type Questions>Q 2
What colour does methyl orange indicator turn when added to acid (such as hydrochloric acid)? (Red/ Pink/ Colourless)
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Very Short Answer Type Questions>Q 3
Name an indicator which is red in acid solution but turns blue in basic solution. (Phenolphthalein / Litmus)
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Very Short Answer Type Questions>Q 4
Name an indicator which is pink in alkaline solution but turns colourless in acidic solution. (Methyl orange/ Phenolphthalein/ Red litmus paper)
HARD
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Very Short Answer Type Questions>Q 5
When a solution is added to a cloth strip treated with onion extract, then the smell of onion cannot be detected. Write what type of substance it is. (Acid / Base / salt)
HARD
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Very Short Answer Type Questions>Q 6
When a solution is added to vanilla extract, then the characteristic smell of vanilla cannot be detected. Write what type of substance it is? (Acid / Base)