Preview (10 questions)
1 Question
30 secondi fa
Q.
Thymol blue changes its color from red to _______ in base form.
Brown
Yellow
Violet
2 Question
30 secondi fa
Q.
Litmus is an indicator that turns ______ in an acid solution.
Red
Green
Blue
3 Question
30 secondi fa
Q.
Methyl orange shows _______ color in basic medium.
Orange
Rose
Yellow
4 Question
30 secondi fa
Q.
Alizarin turns into _______ in the pH range of 10.1.
Colorless
Yellow
Black
5 Question
30 secondi fa
Q.
Turmeric turns ____ when it comes in contact with a basic solution.
White
Lilac
Red
6 Question
30 secondi fa
Q.
Phenolphthalein does not change color in an acidic solution.
True
False
7 Question
30 secondi fa
Q.
Blue litmus turns _______ in an acidic solution.
Yellow
Red
Green
8 Question
30 secondi fa
Q.
Azolitmin changes its color from red to _______ in base form.
Blue
Olive
Maroon
9 Question
30 secondi fa
Q.
Rosolic acid turns ______ in its base form.
Silver
Purple
Red
10 Question
30 secondi fa
Q.
Phenolphthalein is a colorless solution, that turns ______ in its basic form.
Navy blue
Pink
Cyan
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