Question

Match the following:

Column I	Column II
i. Limestone	a. CaO
ii. Quick lime	b. Ca(OH)2
iii. Slaked lime	c. CaCO3
iv. Caustic soda	d. NaOH

Options

• i - c; ii - a; iii - b; iv - d

• i - d; ii - a; iii - b; iv - c

• i - c; ii - b; iii - a; iv - d

• i - b; ii - c; iii - d; iv - a

Answer 1

i - c; ii - a; iii - b; iv - d