Question

Consider the following statements:

i) Both acids and bases change colour of of all indicators.
ii) If an indicators gives a colour change with an acid, it does not give a change with a base.
iii) If an indicators changes colour with a base, it does not change colour with an acid.
iv) Change of colour in an acid and a base depends on the type of the indicator.

Which of these statements are correct ?
a) all.
b) (i) and (iv)
c) (ii), (iii) and (iv)
d) Only iv
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Answer 1

Answer:

d)Only iv is the answer as all the other option are wrong and it always depend upon the type of indicator we choose.

Explanation:

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