According to Arrhenius concept of acid, acid is the substance which dissociates in aqueous solution to give.

Complete the reaction:   CaSO₃ + 2HCl  →  CaCl₂ + ? + H₂O

The product of Lewis acid-base reaction is called adduct. The bond between the adduct specie is:

Which one of the following is a Lewis base?

Acids form salts with liberation of sulphur dioxide gas when react with:

Base is a substance which can donate a pair of electrons.

A reaction between an acid and a base produces:

Arrhenius concept of acid-base product is:

Nitric acid (HNO₃), sulphuric acid (H₂SO₄) and hydrochloric acid (HCI) are prepared by:

Complete the reaction    NaHSO₃ + HCI    →       NaCI + ? ↑+ H₂O

A salt always:

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

All are characteristics of bases except:

According to Bronsted-Lowry concept, an acid is a substance which donates:

Which one is not the characteristic of an acid?

A specie formed by accepting a proton by a base is called:

According to Sir Humphrey Davy there are certain acid which are without.

Ferric hydroxide Fe(OH)₃ is precipitated out of solution when aqueous sodium hydroxide solution is added to ferric chloride (FeCI₃)

FeCl_3(aq) +  3NaOH_(aq)   →       Fe(OH)₃ (s) 3NaCl_(aq)

Colour of the precipitate is:

Acid is a substance which dissociates in aqueous solution to give hydrogen ions.

According to Lewis, an acid is a substance which accept:

A little concentration of the acid present in our stomach which breaks down the food is

Limitation of Arrhenius concept is:

Which acid is used for cleaning metals, tanning and in printing industries?

The world acid is derived from the Latin word:

A specie formed by donating a proton by an acid is called:

Conjugate base of H₂SO₄is:

Which one is not Lewis base?

Acids react explosively with metals;

According to Bronsted-Lowry concept product of acid and base is:

Conjugate base of an acid CH₃COOH:

Binary compounds of oxygen such as CO₂ and SO₂ on dissolution in water gave acidic solutions, named acids by :

The product of any Lewis acid-base reaction is a single specie called.

Acids react with bases to form salts and water. This process is called:

The conjugate acid of HPO₄^2- is;

Dilute acids (HCI, H₂SO₄) react moderately with reactive metals like Mg, Zn, Fe and Al with evolution of:

HCI + H₂O    ⇌    ? + Cl^-

Arrhenius acid are:

All the organic and inorganic compounds are classified into.....

2A1 + 6HCI  →  2AIC1₃+ 3 ↑

A base is a substance which neutralizes an acid. Which of these substances is not a base?

Arrhenius and Bronsted-Lowry concept of acids and bases are limited to substances which contain:

Amphoteric substances are those which behave as:

In the preparation of insoluble salts, which one of the facts is incorrect?

According, to Lewis, a species can act as acid..

Which is used for etching designs on copper plates?

Acids react with carbonates and bicarbonate to form corresponding salts with evolution of:

What 1% the pOH of a 0.02M Ca(OH)₂ ?

The first acid was known to man in the form of vinegar is:

Complete the reaction :    FeS + H₂SO₄    →     FeSO₄ + ?

Which ion is the conjugate base of sulphuric acid?

Which one is used for manufacture of fertilizers, ammonium sulphates. calcium superphosphate, explosive, paints, dyes, drugs, an electrolyte in lead storage batteries:

 Ca(0H)₂ dissociates to give:

Conjugate base of [Al (H₂0)₆]⁺³

Complete it:   ? + 2HCI  → CaCl₂ + CO₂ ↑ + H₂O

Lewis acid-base concept have the following characteristics except:

Acetic acid is used for:

Complete:    Zn + H₂SO₄  →    ?  + H₂  ↑

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

Acids react with bases to form salts and water. This process is called:

Given K_w = [Hi [OH^-] = 1x10^-14 at 25°C:

What is the concentration of H+ in pure water at 25°C?

According to Davy's concept the acid without oxygen is:

The water of crystallization is responsible for the:

A substance that can accept a proton (H+) from another substance is called:

Which one is mineral acid?

A salt is not composed of:

Complete it:     2NaHCO₃+ H₂SO₄   →   ? + 2CO₂ ↑ + 2H₂O

You want to dry a gas which one of the following salt you will use:

Which one of the following species is not amphoteric?

According to the Lewis concept, acid is a substance which can: