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Subjects
Science CBSE
Class 7
Acids, bases and salts
Textbook questions
18.
NCERT Exemplar VII
Exercise condition:
2
m.
1.
Which of the following is an acid-base indicator?
Vinegar
Baking soda
Turmeric
Lime water
2.
The colour of phenolphthalein indicator in basic solution is
Orange
Yellow
Green
Pink
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