Epsom salt is used as
Common salt
Purgatives
Bleaching agent
Drying agent
Write the chemical formula of bleaching powder
Ca(ClO)2
CaSO4.1 / 2 H2O
CaCl2
CaSO4. 2H2O
What is the colour barium when it burns
Brick red
Crimson red
Apple green
Whitish
Write the chemical formula of plaster of paris.
CaSO4.H2O
CaCl2. 2H2O
CaSO4
CaSO4. 1/2 H2O
Write the chemical name of plaster of paris
Calcium Sulphate
Calcium Sulphide Di hydrate
Calcium sulphate hemi hydrate
Calcium Sulphate Hydrate
Paste of lime is called
Plaster of paris
Bleaching powder
Milk of lime
Lime water
Magnesium sulphate is also known as
Gypsum
Epsom salt
Dolomite
Magnesite
What will be colour of the flame when strontium and radium burns
Blue
Second group elements are known as
Alkali metals
Alkaline earth metals
Transition metals
Inner transition metals
Which is known as quick lime
Calcium carbonate
Calcium oxide
Calcium sulphate
Calcium chloride
