$CATEGORY: Science - Khan Academy/2.Acids, Bases and Salts/2.Acids, Bases and Salts--More About Salts

//Multiple Choice

Neutralization reaction involves the reaction between\:
{
~ Two acids
~ Two bases
= An acid and a base
~ None of the above
}

The pH of a neutral solution is\:
{
= 7
~ Less than 7
~ More than 7
~ 0
}

Which of the following is a product of a neutralization reaction?
{
~ Salt only
= Salt and water
~ Acid only
~ Base only
}

Which of the following acids is used in the preparation of common salt?
{
~ Sulfuric acid
~ Nitric acid
= Hydrochloric acid
~ Phosphoric acid
}

What is the nature of the salt formed in the reaction of HCl and NaOH?
{
~ Acidic
~ Basic
= Neutral
~ None of the above
}

//True or False

Neutralization reactions always produce salt and water. {T}

The pH of the solution increases during a neutralization reaction if a strong acid is added. {F}

Neutralization reactions are exothermic in nature. {T}

A reaction between acetic acid and ammonia forms a neutral salt. {F}

The neutralization reaction between HCl and NaOH produces sodium hydroxide. {F}

//Fill in the blanks

A neutralization reaction produces ______ and ______.
{
~ Acid and base
= Salt and water
~ Water and oxygen
}

The reaction between an acid and a base is called ______ reaction.
{
~ Precipitation
= Neutralization
~ Oxidation
}

The formula for sodium hydroxide is ______.
{
~ NaCl
~ KOH
= NaOH
}

An acid-base reaction generally involves transfer of ______ ions.
{
= Hydrogen
~ Sodium
~ Potassium
}

In the neutralization reaction between HCl and NaOH, the salt formed is ______.
{
= Sodium chloride
~ Sodium sulfate
~ Sodium nitrate
}

//Numericals



//Match the following

Match the following items from Column A with their correct corresponding options from Column B\:
{
=Hydrochloric acid + Sodium hydroxide -> NaCl + H₂O
=Neutralization reaction -> Salt and water
=Strong acid -> HCl
=Base -> OH⁻ ion
=Acid -> H⁺ ion
}


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