Question # 1

Dilute acids react with carbonates to produce the given products except.

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Salt

Water

Hydrogen

Carbon dioxide

___________ is not an acid:

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HCl

NH₃

H₂CO₃

H₂SO₄

Acids turn

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Blue litmus red

Red litmus blue

Blue litmus green

Blue litmus blue

Acetic acid is a weak acid because it.

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Is used in cooking and flavouring food.

Has very low pH

Is not fully ionized

Does not contain any hydrogen ions.

Uric Acid is present in

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Apple

Fats

Urine

Grapes

All acids turn blue litmus.

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Red

Blue

Pinck

White

Which one Ion is not present in salt.

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Metallic cation

Anion of Base

Anion of acid

None metallic anion

Which one is not a characteristic of an acid:

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it turns red litmus blue

it reacts with base to form salt and water

Its aqueous solution conduct electric current

it has sour taste

According to Bronsted and Lowry concept an acid is a substance that can donate.

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Proton

Electron pair

Neutron

Electron

What is the POH of a 0.02 M Ca(OH)₂?

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1.698

1.397

12.31

12.61

Which acid is present in our stomach.

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Nitric acid

Hydrochloric acid

Sulphuric acid

All of these

Lavoisier named binary compounds of oxygen acids in .

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1787

1790

1815

1828

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

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