Chemistry The oxidation number of nickel in K4[Ni(CN)4] is –4 8 4 Zero –4 8 4 Zero ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat value of combustion of Gasoline is 14600 kJ/kg 12600 kJ/kg 47000 kJ/kg 39400 kJ/kg 14600 kJ/kg 12600 kJ/kg 47000 kJ/kg 39400 kJ/kg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Normal rainwater is slightly acidic due to the presence of Sulphur dioxide None of these Methane Carbon dioxide Sulphur dioxide None of these Methane Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry German silver, an alloy, does not contain the metal Copper Zinc Nickel Silver Copper Zinc Nickel Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry The items amenable to detection by soft x-rays are narcotics lead in bullets genuine coins from counterfeit coins contrabands narcotics lead in bullets genuine coins from counterfeit coins contrabands ANSWER DOWNLOAD EXAMIANS APP
Chemistry Suspension particles have the size between 10–8 – 10–10cm 10–5 – 10–7cm 10–2 – 10–4 cm 10–1 – 10–2 cm 10–8 – 10–10cm 10–5 – 10–7cm 10–2 – 10–4 cm 10–1 – 10–2 cm ANSWER DOWNLOAD EXAMIANS APP