How concentrated sulphuric acid reacts with potassium bromide.

How does hot and concentrated sulphuric acid react with aluminium metal.

What happens when concentrated sulphuric acid is heated with oxalic acid ?

An important reaction of acetone is autocondensation in presence of concentrated sulphuric acid to give the aromatic compound

Name the compound formed where ethanol is heated is excess of concentrated sulphuric acid at 443 K. Also write the chemical equation of the reaction stating the role of concentrated sulphuric acid in it. What would happen if hydrogen is added to the product of this reaction in the presence of a catalyst such as potassium or nickel?

Sulphonation of benzene is carried out by treating benzene with concentrated sulphuric acid at 330 K in the presence of :

Write balanced chemical equations for the following reactions : (i) dilute sulphuric acid reacts with aluminium powder. (ii) dilute hydrochloric acid reacts with sodium carbonate. (iii) Carbon-dioxide is passed through lime water.

Write balanced chemical equations for the following statements : (i) Excess of carbon dioxide gas is passed through lime water . (ii) Dilute sulphuric acid reacts with sodium carbonate . (iii) Egg shells are dropped in hydrochloric acid (iv) Copper (II) oxide reacts with dilute hydrochloric acid.

Write word equations and then balance equations for the reaction taking place when- (a) dilute sulphuric acid reacts with zinc granules. (b) Dilute hydrochloric acid reacts with magnesium ribbon. (c ) dilute sulphuric acid react with aluminium powder (d) dilute hydrochloric acid reacts with iron fillings.