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pH Value of Acid and Alkali

If the pH val...

Question

If the pH value of a substance is below seven then it is ______ in nature.

A

acidic

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B

basic

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C

neutral

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D

alkaline

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Solution

The correct option is A
acidic

If the pH value is less than seven then the substance is acidic in nature.

If the pH value is more than seven then the substance is basic in nature.

If pH value is seven then the solution is neither acidic nor basic. It is neutral.

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Similar questions

If the pH value of a substance is below seven then it is ______ in nature.

Fill in the following blanks with suitable words :

(a) Acids have a pH ___ than 7.

(b) Alkalis have a pH ___ than 7.

(c) Neutral substances have a pH of __

(d) The more acidic a solution, the ___ the pH.

(e) The more alkaline a solution, the ___ the pH.

p H

is a measure of the concentration of hydrogen ions in a solution. The lower the

p H

, the higher the concentration of hydrogen ions, and the more acidic a solution is. Alkaline or basic solutions have lower concentrations of hydrogen ions and a

p H

7

. Which of the following substances has the highest

p H

Q. Fill in the following blanks with suitable words:
(a) Acids have a pH...........than 7.
(b) Alkalis have a pH.............. than 7.
(c) Neutral substances have a pH of ................
(d) The more acidic a solution, the ................. the pH.
(e) The more alkaline a solution, the............... the pH.

Q. The pH values of five solutions A, B, C, D and E are given below:

A	1
B	5
C	7
D	11
E	13

Which solution is (i) weakly alkaline (ii) neutral (iii) strongly acidic (iv) strongly alkaline, and (v) weakly acidic?

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