Bleaching powder is obtained by the action of chlorine gas and
A.
dilute solution of $$Ca{\left( {OH} \right)_2}$$
B.
concentrated solution of $$Ca{\left( {OH} \right)_2}$$
C.
dry $$CaO$$
D.
dry slaked lime
Answer :
dry slaked lime
Solution :
Bleaching powder is prepared by passing chlorine gas over dry slaked lime $$Ca{\left( {OH} \right)_2}$$ by Hesenclaver method or by Bachmann method.
$$Ca{\left( {OH} \right)_2} + C{l_2} \to CaOC{l_2} + {H_2}O$$
Releted MCQ Question on Inorganic Chemistry >> S - Block Elements
Releted Question 1
A substance absorbs $$C{O_2}$$ and voilently reacts with water. The substance is