Question # 1

Formic acid is present in

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String of bees

Sour milk

Apple

Fats

Lavoisier named binary compounds of oxygen acids in .

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1787

1790

1815

1828

Acid occurring in sour milk

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Citric acid

Lactic acid

Bytyric acid

Malic acid

Acid used for cleaning metals , tanning and in printing industries, is:

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H2SO4

HNO3

CH3COOH

HCI

Sum of PH and POH of a solution is:

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7

14

16

18

When acids react with metals which gas is evolved?

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H₂

O₂

Cl₂

N₂

Lewis acid-base concept have the following characteristics except:

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formation of an adduct

Formation of a co-ordinate covalent bound

Donation and acceptance of an electron pair

Donation and acceptance of a proton

Which acid used for food preservation?

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H₂SO₄

HNO₃

HCl

CH₃COOH

If a liquid has a pH of 7 then it must.

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Be a colourless and odourless liquid

Freeze at 0 ^oC and boil at 100 ^oC

Be natural

Be a solution containing water

Lactic acid founds in:

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Citrus fruits

Sour milk

Rancid Butter

Apple

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10th Class Chemistry Chapter 10 Acids, Bases and Salts English Medium KPK Boards Online Mcqs MCQs With Answers

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