This reaction is called.
Calcination
Decomposition
Quenching
Thermit reaction
The reaction of alkali metals with water is
exothermic
endothermic
oxidation
reduction
An alkaline solution of calcium hydroxide is called
suspension
precipitate
grape water
lime water
Group II metals are called
alkaline earth metals
alkali metals
transition metals
halogens
The nature of aluminium hydroxide is
amphoteric
acidic
basic
neutral
Group I elements are called
noble gases
The intensity of the flame colour of alkali metals can be measured using
spectrometer
mass spectrometer
galvanometer
flame photometer
The white ash produced during burning of magnesium in air is.
Magnesium oxide
Magnesium hydride
Magnesium hydroxide
Magnesium sulphate
A grey- green gelatinous precipitate formed when iron salts is treated with alkali
Fe(OH)4
FeSO4
Fe(OH)2
FeCl3
Sodium zincate is formed by the reaction of sodium hydroxide with
Zinc hydroxide
Zinc carbonate
Zinc oxide
Zinc sulphate
