sivaleeba10 Asked: June 2023 a vertical arrangement of metals according to their reactivities name the following
sivaleeba10 Asked: June 2023 which of the following is used to make electric wires1 carbon2 nitrogen3 chlorine4 copper
sivaleeba10 Asked: June 2023 conversion of dead plants into coal is called carbonization true or false
sivaleeba10 Asked: June 2023 which of the following non metal is used for preserving blood and other donated organs1 oxygen2 nitrogen3 fluorine4 iodine
sivaleeba10 Asked: June 2023 sodium and potassium react quickly with oxygenso they are kept under water true or false