Which metal is used in chemical weapon?
Sodium
Chlorine
Bromine
Iron
Extraction of high reactivity metal is done by?
Electromagnetic conduction
Electrolysis
Electrolytic reduction
Extraction
Which is strong oxidizing agent from given?
Water
Nitric Acid
Hydrochloric acid
Sulphuric acid
Which metal is kept under kerosene oil?
Potassium
Magnesium
Silver
Which metal burns when it exposed to air?
Zinc
Ore of aluminium is?
Bauxite
Borate
Aluminium oxide
Aluminium chloride
Which atom has one electron in its outer most shell?
Aluminium
Chloride
Raw material used in electric wires?
PVC
Aluminum
Copper
Most non reactivate metal?
Mercury
Gold
Which metal evolves hydrogen while reacting with nitric acid ?
Calcium
