Q.

Statement 1: CrO3 is an acid anhydride.Statement 2: CrO3 is obtained as bright orange crystals by the reaction of K1Cr2O7 with cold concentrated H2SO4.

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a

Both statements 1 and 2 are correct

b

Statement 1 is correct statement 2 is incorrect

c

Statement 1 is incorrect statement 2 is correct

d

Both statements 1 and 2 are incorrect

answer is B.

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Detailed Solution

Statement 1: Correct statement as it gives oxy acid H2Cr2O7;2CrO3+H2O→H2Cr2O7.Statement 2: Correct statement:K2Cr2O7+2H2SO4concentrated and cold→CrO3bright orange+2KHSO4+H2O.
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