white
pink
red
blue
Correct answer is B
Blue anhydrous cobalt (II) chloride changes to pink in water
The Consecutive members of an alkane homologous series differ by ...
The bond which joins two ethanoic acid molecules in the liquid state is...
When dilute hydrochloric acid is added to iron(ll)sulphide, the gas evolved will? ...
Which of the following metals is the least reactive? ...
The scale formation in a kinetic used for boiling water is caused by the presence in water of? ...
The energy change which accompanies the addition of an electron to a gaseous atom is ...
Which of the following mixture of gases is likely to burn in flame ...