A. deliquescence B. decomposition C. displacement reaction D. redox reaction E. reversible reaction Correct Answer: Option D - redox reaction
A. Ca²+ and Zn²+ B. Cu²+ and Na+ C. Mg²+ and Ca²+ D. Fe²+ and Na+ E. Zn²+ and Cu²+…
CaCl2(aq) + H2C2O4(s) ⇌ CaC2O2 A. Calcium chloride solution B. Concentrated hydrochloric acid C. Ethanol D. Ethanedioc acid E. Aqueous…
A. concentration of the reactants B. temperature of the system C. free energy of the system D. pressure applied to…
A. improve the teste of the water B. remove the hardness in the water clear C. coagulate sediments in the…
A. anhydrous B. hygroscopic C. insolube D. hydrated E. efflorescent Correct Answer: Option B - hygroscopic
A. 0 B. 2 C. 4 D. 8 E. 10 Correct Answer: Option C - 4
A. 0.318g B. 0.635g C. 18g D. 6.35g E. 9.65g Correct Answer: Option A Explanation Cu²+ + 2e- → Cu,…
A. Glucose solution B. Aqueous copper (ll) tetraoxosulphate (IV) C. Dilute sodium chloride solution D. Concentrated hydrochloric acid E. Dilute…
A. Dehydrating agent B. Oxidising agent C. Bleaching agent D. Acid E. Precipitant Correct Answer: Option B - Oxidising agent