Day 395: MHT-CET Chemistry

1. A.
   Trigonal pyramidal
2. B.
   Square pyramidal
3. C.
   Square planar
4. D.
   Distorted octahedral

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1. A.
   Decreasing order of pKb values: $(C_2H_5)_2NH > C_2H_5NH_2 > C_6H_5NH_2 > C_6H_5NHCH_3$
2. B.
   Decreasing order of basic strength: $(C_2H_5)_2NH > CH_3NH_2 > C_6H_5NHCH_3$
3. C.
   Increasing order of basic strength: p-nitroaniline < aniline < p-toluidine
4. D.
   Increasing order of solubility in water: $C_6H_5NH_2 < (C_2H_5)_2NH < C_2H_5NH_2$

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1. A.
   PHBV
2. B.
   Nylon 2-nylon 6
3. C.
   Buna-N
4. D.
   Thermocol

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1. A.
   Nylon 6
2. B.
   Polyacrylonitrile
3. C.
   Bakelite
4. D.
   Terylene

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1. A.
   $\text{C}_2\text{H}_2$
2. B.
   $\text{CH}_4$
3. C.
   $\text{BeCl}_2$
4. D.
   $\text{BF}_3$

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