CaC2→Ho2 Ca(OH),, এখানে A=?

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

$C a C_{2} \overset{H o_{2}}{\to} C a (O H),$ , এখানে A=?

$C a = C = C = C a$

$C a = C H - C H - C H = C a$

$H - C \equiv C - H$

$H_{2} C = C H_{2}$

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