Acid & Base
Authored by Neeta Joisher
Chemistry
6th - 7th Grade
Used 2+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following set of substances contain acids?
Curd, vinegar
Curd, milk of magnesia
Vinegar, soap
Grapes, lime water
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Acetic acid is present in
Lemon
Vinegar
Tomato
Curd
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Turmeric is a natural indicator. On adding its paste to acid and base separately, which colours would be observed.
Yellow in both acid and base
Yellow in acid and red in base
Pink in acid and yellow in base
Red in acid and blue in base
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following statement is or are correct?
Ascorbic acid is present in amla and citrus fruit (lemon and oranges).
Oxalic acid is present in spinach (palak).
Tartaric acid is present in tamarind, unripe grapes and unripe mangoes.
All the above.
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
The _____ scale measures the acidity of the substance.
litmus
indicator
pH
metre
6.
OPEN ENDED QUESTION
3 mins • Ungraded
Name an indicator/ indicators that can be prepared at home?
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Answer explanation
7.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Acid turns blue litmus (a) .
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