A solution turns phenolphthalein indicator pink. The most likely … - Vidyadip

MCQ

A solution turns phenolphthalein indicator pink. The most likely pH of this solution will be:

A
6
B
4
C
9
D
7

✓

Answer

9

Explanation:

Every substance with a pH greater than 7 is considered basic or alkaline. Basic or alkaline solutions turn phenolphthalein indicator pink. Thus, the pH of the solution is most likely 9.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q-[Che-1M]" from Acids, Bases and Salts→Acids, Bases and Salts — all question types→Science STD 10 question papers→CBSE Board STD 10 question papers→CBSE Board question paper generator→

Similar questions

What happens when magnesium ribbon is burned?

Oxidation is a process which involves:

An element E reacts with water to form a solution which turns phenolphthalein solution pink. The element E is most likely to be:

S
Ca
C
Ag

One of the following compounds is not ionic in nature. This compound is:

Lithium chloride.
Ammonium chloride.
Calcium chloride.
Carbon tetrachloride.

A student adds 4 ml of acetic acid to a test tube containing 4 mL of distilled water. He then shakes the test tube and leaves it to settle. After about 10 minutes he observes:

Which one of the following four metals would be displaced from the solution of its salt by the other three metals?

Which compound has an addition reaction with - chlorine?

Which of the following oxide(s) of iron would be obtained on prolonged reaction of iron with steam?

FeO
Fe₂O₃
Fe₃O₄
Fe₂O₃ and Fe₃O₄

The elements whose oxides can turn litmus solution blue are:

Sodium hydrogencarbonate when added to acetic acid evolves a gas. Which of the following statements are true about the gas evolved?

It turns lime water milky.
It extinguishes a burning splinter.
It dissolves in a solution of sodium hydroxide.
It has a pungent odour.

1 and 2
1, 2 and 3
2, 3 and 4
1 and 4