Font size
WorksheetsAcid & Base
Total questions: 8
Worksheet time: 10mins
Which of the following set of substances contain acids?
Curd, vinegar
Curd, milk of magnesia
Vinegar, soap
Grapes, lime water
Acetic acid is present in
Lemon
Vinegar
Tomato
Curd
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
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.
The _____ scale measures the acidity of the substance.
litmus
indicator
pH
metre
Name an indicator/ indicators that can be prepared at home?
Acid turns blue litmus (a) .
Base will turn red litmus _______.
blue
red
neutral
none
