Day 69: JEE Mains Chemistry

1. A.
   Statement I is true but Statement II is false.
2. B.
   Statement I is false but Statement II is true.
3. C.
   Both statement I and Statement II are false.
4. D.
   Both statement I and Statement II are true.

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1. A.
   $AgCN$ is soluble in ${HNO}_{3}$
2. B.
   Silver halides are soluble in ${HNO}_{3}$
3. C.
   ${Ag}_{2}\text{ }S$ is soluble in ${HNO}_{3}$
4. D.
   ${Na}_{2}\text{ }S$ and $NaCN$ are decomposed by ${HNO}_{3}$

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1. A.
   ${MnO}_{2}\&{\text{ }K}_{2}O_{2}$
2. B.
   $K_{2}{MnO}_{4}\& Mn$
3. C.
   $Mn\&{KO}_{2}$
4. D.
   $K_{2}{MnO}_{4}\&{MnO}_{2}$

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1. A.
2. B.
3. C.
4. D.

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1. A.
2. B.
   $H_{2}\text{ }N - \left( {CH}_{2} \right)_{4} - {NH}_{2}$
3. C.
4. D.

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