1.

Fill in the blanks by choosing the appropriate option. Cone. H_(2)SO_(4) chars paper, wood and sugar by removing (i) from them. It is also known as (ii) It is manufactured by (iii) process. It is a strong (iv) and (v) acid.

Answer»

`{:("(i)","(II)","(III)","(iv)","(v)"),(H_(2)O,"oil of vitriol ","Contact ","oxidising","dibasic"):}`
`{:("(i)","(ii)","(iii)","(iv)","(v)"),(O_(2),"oil of vitriol ","Oleum ","dehydrating","monobasic"):}`
`{:("(i)","(ii)","(iii)","(iv)","(v)"),(H_(2)O,"oil of olay ","Solvay ","dehydrating","dibasic"):}`
`{:("(i)","(ii)","(iii)","(iv)","(v)"),(SO_(2),"oil of winter green ","Contact ","oxidising","monobasic"):}`

ANSWER :A


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