Chemistry When a spoon is to be electroplated with nickel the spoon is Coated with nickel sulphate and dried Made cathode and a pure nickel red, the anode Dipped in a nickel sulphate solution Made anode and a pure nickel rod, the cathode Coated with nickel sulphate and dried Made cathode and a pure nickel red, the anode Dipped in a nickel sulphate solution Made anode and a pure nickel rod, the cathode ANSWER DOWNLOAD EXAMIANS APP
Chemistry Suspension particles have the size between 10–2 – 10–4 cm 10–5 – 10–7cm 10–1 – 10–2 cm 10–8 – 10–10cm 10–2 – 10–4 cm 10–5 – 10–7cm 10–1 – 10–2 cm 10–8 – 10–10cm ANSWER DOWNLOAD EXAMIANS APP
Chemistry 1 carat of diamond is equal to 100 g 200 g 100 mg 200 mg 100 g 200 g 100 mg 200 mg ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material used in the manufacture of lead pencil is Mica Carbon Graphite Lead Mica Carbon Graphite Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is a natural colloid ? Sodium chloride Urea Cane-sugar Blood Sodium chloride Urea Cane-sugar Blood ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main buffer system of the human blood is CH3COOH - CH3COO- H2CO3 - HCO3 NH2CONH2 - NH2CONH+ H2CO3 - CO32- CH3COOH - CH3COO- H2CO3 - HCO3 NH2CONH2 - NH2CONH+ H2CO3 - CO32- ANSWER DOWNLOAD EXAMIANS APP