Q2 of 18 Page 90

What is a neutralization react ion? Give two examples. (AS1)

Neutralization reaction: The reaction of an acid with a base to give a salt and water is known as neutralization reaction.

Two examples:


HCl + NaOH → NaCl + H2O


Acid-Base Salt Water


HBr + KOH → KBr + H2O


Acid-Base Salt Water


More from this chapter

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1

Five solutions A, B, C, D and E when tested with universal indicator showed pH as 4, 1, 11, 7 and 9, respectively, which solution is (AS1)

(a) neutral (b) strongly alkaline (c) strongly acidic (d) weakly acidic (e) weakly alkaline


Arrange the pH in increasing order of hydrogen ion concentration.

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What happens when an acid or base is mixed with water? (AS1)

 4

Why does tooth decay start when the pH of mouth is lower than 5.5? (AS1)

 5

Why does not distilled water conduct electricity? (AS2)