What can a universal indicator indicate?
(i) Whether a solution is acidic.
(ii) Whether a solution is basic.
(iii) The pH of the solution.
(iv) Whether a base is strong or weak.
(v) Whether an acid is strong or weak.

(i), (ii)

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(i), (ii), (iii)

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(iii), (iv), (v)

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(i), (ii), (iii), (iv), (v)

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Solution

The correct option is D
(i), (ii), (iii), (iv), (v)

A universal indicator is a mixture of dyes which can change color over a wide range of pH values. Hence they can indicate whether a solution is acidic or basic and how strong is the acid or the base.

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Similar questions

Q. Statement I : An indicator will allow to determine whether a solution is acidic or basic.
Statement II : Indicator will change colors in solutions with different pH.

Match the column I with column II and mark the appropriate choice

$\begin{matrix} C o l u m n I & C o l u m n I I (A) & K_{2} S O_{4} . A l_{2} (S O_{4})_{3} .24 H_{2} O_{(a q)} & (i) & B r o n s t e d b a s e (B) & S a l t o f w e a k a c i d a n d s t r o n g b a s e & (i i) & N e u t r a l (C) & H_{2} P O_{4}^{-} & (i i i) & B a s i c (D) & S o l u t i o n o f p H 6.5 a t h i g h t e m p e r a t u r e & (i v) & A c i d i c \end{matrix}$

(a) What effect does the concentration of $H^{+}$ (aq) ions have on the nature of a solution?

(b) What effect does the concentration of $O H^{-}$ ions have on the nature of a solution?

(d) Someone put some universal indicator paper onto wet soap. the pH is 8. What does this tell you about the soap?

(e) State whether a solution is acidic. alkaline or neutral if its pH is :

(i) 9

(ii) 4

(iii) 7

(iv) 1

(v) 10

(vi) 3

Arrange the following in increasing acidic character
Phenol, m - nitrophenol, m - chlorophenol, m - cresol
I II III IV

Q. Match the following:

\begin{matrix} Column A & Column B A & Diplotene & i & Appearance of recombination nodule and recombination between homologous chromosomes B & Diakinesis & ii & Dissolution of the synaptonemal complex and formation of the chiasmata C & Zygotene & iii & Compaction of chromosomes D & Pachytene & iv & Terminalisation of the chiasmata E & Leptotene & v & Synapsis and formation of the bivalent \end{matrix}

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What can a universal indicator indicate? (i) Whether a solution is acidic. (ii) Whether a solution is basic. (iii) The pH of the solution. (iv) Whether a base is strong or weak. (v) Whether an acid is strong or weak.

The correct option is D (i), (ii), (iii), (iv), (v) A universal indicator is a mixture of dyes which can change color over a wide range of pH values. Hence they can indicate whether a solution is acidic or basic and how strong is the acid or the base.

What can a universal indicator indicate?
(i) Whether a solution is acidic.
(ii) Whether a solution is basic.
(iii) The pH of the solution.
(iv) Whether a base is strong or weak.
(v) Whether an acid is strong or weak.

The correct option is D
(i), (ii), (iii), (iv), (v)

A universal indicator is a mixture of dyes which can change color over a wide range of pH values. Hence they can indicate whether a solution is acidic or basic and how strong is the acid or the base.