Potassium chromate is converted into potassium dichromate by adding

Question

Potassium chromate is converted into potassium dichromate by adding (A) potassium hydroxide (B) sulphuric acid (C) acetic acid (D) ammonium hydroxide.

Tardigrade Admin · Accepted Answer

underset textPotassium chromate2K2CrO4 + underset text(conc.)H2SO4 arrow underset textPotassium dichromateK2Cr2O7 + K2 SO4 + H2 O

Q. Potassium chromate is converted into potassium dichromate by adding

potassium hydroxide

sulphuric acid

acetic acid

ammonium hydroxide.

$Potassium chromate 2 K_{2} C r O_{4} + (conc.) H_{2} S O_{4} \to Potassium dichromate K_{2} C r_{2} O_{7} + K_{2} S O_{4} + H_{2} O$

Q. Potassium chromate is converted into potassium dichromate by adding

potassium hydroxide

sulphuric acid

acetic acid

ammonium hydroxide.

Potassium chromate2K2​CrO4​​+(conc.)H2​SO4​​→Potassium dichromateK2​Cr2​O7​​+K2​SO4​+H2​O

$Potassium chromate 2 K_{2} C r O_{4} + (conc.) H_{2} S O_{4} \to Potassium dichromate K_{2} C r_{2} O_{7} + K_{2} S O_{4} + H_{2} O$