Which one of the following is known as alkaline earth metal?
Sodium
Potassium
Calcium
Lithium
What will be the colour of the flame when beryllium and magnesium burns.
Crimson red
Apple greem
Brick Red
Colourless
Which alkaline earth metal having highest ionization energy?
Barium
Beryllium
Magnesium
Write the chemical name of plaster of paris
Calcium Sulphate
Calcium Sulphide Di hydrate
Calcium sulphate hemi hydrate
Calcium Sulphate Hydrate
The material used for making moulds or statues are______________
Plaster of paris
Epsom Salt
Gypsum
Calcium sulphide
Write the chemical formula of bleaching powder
Ca(ClO)2
CaSO4.1 / 2 H2O
CaCl2
CaSO4. 2H2O
Beryllium resembles which one of the element in the 13th group?
Aluminum
Germanium
Which element has high atomic value from the given example ?
Be
Sr
Ra
Ba
Epsom salt is used as
Common salt
Purgatives
Bleaching agent
Drying agent
Second group elements are known as ______________
Alkali Metals
Alkaline earth metals
Transition metals
Inner transition metals