Aluminium hydroxide is used in the dyeing industry as a
Aluminium hydroxide is used in the dyeing industry as a A. Salt B. Dye C. Mordant D. Dispersant…
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Which of the following gases can be collected by the method of downward delivery?
Which of the following gases can be collected by the method of downward delivery? A. Chlorine B. Oxygen…
When steam is passed over red-hot carbon, the substances produced are
When steam is passed over red-hot carbon, the substances produced are A. Hydrogen and trioxocarbonate (IV) acid B.…
Which of the following shows little or no net reaction when the volume of the…
Which of the following shows little or no net reaction when the volume of the system is decreased?…
The allotropy of carbon used in the decolourization of sugar is
The allotropy of carbon used in the decolourization of sugar is A. Graphite B. Soot C. Charcoal D.…
N2O4(g) ↔ 2NO2(g) In the endothermic reaction above, more product formation will be favoured by
N2O4(g) ↔ 2NO2(g) In the endothermic reaction above, more product formation will be favoured by A. a constant…
Which of the following hydrogen halides the highest entropy value?
Which of the following hydrogen halides the highest entropy value? A. HF B. HCl C. HBr D. HI…
The mass of silver deposited when a current of 10a is passed through a solution…
The mass of silver deposited when a current of 10a is passed through a solution of silver salt…
2CO(g) + O2(g) → 2CO2(g) Given that ΔH[CO]is -110.4 kJmol-1 and ΔH[CO2] is -393.0 kJmol-1,…
2CO(g) + O2(g) → 2CO2(g) Given that ΔH[CO]is -110.4 kJmol-1 and ΔH[CO2] is -393.0 kJmol-1, the energy change…
Which of the following acts as both reducing and oxidized agent?
Which of the following acts as both reducing and oxidized agent? A. H2 B. SO2 C. H2S D.…