How is acetylene prepared in the laboratory ?
(a) Draw a diagram. (b) Give an equation.
(c) How is pure dry gas collected ?

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Solution

(a)Diagram of acetylene preparation:

(b) $C a C_{2} + 2 H_{2} O \to C a (O H)_{2} + C_{2} H_{2}$

(c) The pure dry gas is collected by downward displacement of water, since it is
insoluble in water.

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How is acetylene prepared in the laboratory ? (a) Draw a diagram. (b) Give an equation. (c) How is pure dry gas collected ?

(a)Diagram of acetylene preparation: (b) CaC2+2H2O→Ca(OH)2+C2H2 (c) The pure dry gas is collected by downward displacement of water, since it is insoluble in water.

How is acetylene prepared in the laboratory ?
(a) Draw a diagram. (b) Give an equation.
(c) How is pure dry gas collected ?

(a)Diagram of acetylene preparation:

(b) $C a C_{2} + 2 H_{2} O \to C a (O H)_{2} + C_{2} H_{2}$

(c) The pure dry gas is collected by downward displacement of water, since it is
insoluble in water.