11. THE P-BLOCK ELEMENTS
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11. THE P-BLOCK ELEMENTS

189652 When \(Al\) is added to \(KOH\) solution

1 No action takes place
2 Oxygen is evolved
3 Water is produced
4 Hydrogen is evolved
11. THE P-BLOCK ELEMENTS

190059 Identify the correct statement for \(B _{2} H _{6}\) from those given below.\((A)\) In \(B _{2} H _{6}\), all \(B - H\) bonds are equivalent.\((B)\) In \(B _{2} H _{6}\) there are four \(3-\)centre\(-2-\)electron bonds.\((C)\) \(B _{2} H _{6}\) is a Lewis acid.\((D)\) \(B _{2} H _{6}\) can be synthesized form both \(BF _{3}\) and \(NaBH _{4}\).\((E)\) \(B _{2} H _{6}\) is a planar molecule.Choose the most appropriate answer from the options given below..... .

1 \((A)\) and \((E)\) only
2 \((B), (C)\) and \((E)\) only
3 \((C)\) and \((D)\) only
4 \((C)\) and \((E)\) only
11. THE P-BLOCK ELEMENTS

190060 Choose the correct stability order of group \(13\) elements in their \(+1\) oxidation state.

1 \(Al < Ga < In < Tl\)
2 \(Tl < In < Ga < Al\)
3 \(Al < Ga < Tl < In\)
4 \(Al < Tl < Ga < In\)
11. THE P-BLOCK ELEMENTS

190062 Match List\(-I\) with List\(-II\)List\(-I\)
(Si-Compounds)


List\(-II\)
(Si-Polymeric/other products)



\((A)\) \(\left( CH _{3}\right)_{4} Si\)
\((I)\) Chain silicone


\((B)\) \(\left( CH _{3}\right) Si ( OH )_{3}\)
\((II)\) Dimeric silicone


\((C)\) \(\left( CH _{3}\right)_{2} Si ( OH )_{2}\)
\((III)\) Silane


\((D)\) \(\left( CH _{3}\right)_{3} Si ( OH )\)
\((IV)\) \(2 D\) - SiliconeChoose the correct answer from the options given below

1 \((A) - (III), (B) - (II), (C) - (I), (D) - (IV)\)
2 \((A) - (IV), (B) - (I), (C) - (II), (D) - (III)\)
3 \((A) - (II), (B) - (I), (C) - (IV), (D) - (III)\)
4 \((A) - (III), (B) - (IV), (C) - (I), (D) - (II)\)
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11. THE P-BLOCK ELEMENTS

189652 When \(Al\) is added to \(KOH\) solution

1 No action takes place
2 Oxygen is evolved
3 Water is produced
4 Hydrogen is evolved
11. THE P-BLOCK ELEMENTS

190059 Identify the correct statement for \(B _{2} H _{6}\) from those given below.\((A)\) In \(B _{2} H _{6}\), all \(B - H\) bonds are equivalent.\((B)\) In \(B _{2} H _{6}\) there are four \(3-\)centre\(-2-\)electron bonds.\((C)\) \(B _{2} H _{6}\) is a Lewis acid.\((D)\) \(B _{2} H _{6}\) can be synthesized form both \(BF _{3}\) and \(NaBH _{4}\).\((E)\) \(B _{2} H _{6}\) is a planar molecule.Choose the most appropriate answer from the options given below..... .

1 \((A)\) and \((E)\) only
2 \((B), (C)\) and \((E)\) only
3 \((C)\) and \((D)\) only
4 \((C)\) and \((E)\) only
11. THE P-BLOCK ELEMENTS

190060 Choose the correct stability order of group \(13\) elements in their \(+1\) oxidation state.

1 \(Al < Ga < In < Tl\)
2 \(Tl < In < Ga < Al\)
3 \(Al < Ga < Tl < In\)
4 \(Al < Tl < Ga < In\)
11. THE P-BLOCK ELEMENTS

190062 Match List\(-I\) with List\(-II\)List\(-I\)
(Si-Compounds)


List\(-II\)
(Si-Polymeric/other products)



\((A)\) \(\left( CH _{3}\right)_{4} Si\)
\((I)\) Chain silicone


\((B)\) \(\left( CH _{3}\right) Si ( OH )_{3}\)
\((II)\) Dimeric silicone


\((C)\) \(\left( CH _{3}\right)_{2} Si ( OH )_{2}\)
\((III)\) Silane


\((D)\) \(\left( CH _{3}\right)_{3} Si ( OH )\)
\((IV)\) \(2 D\) - SiliconeChoose the correct answer from the options given below

1 \((A) - (III), (B) - (II), (C) - (I), (D) - (IV)\)
2 \((A) - (IV), (B) - (I), (C) - (II), (D) - (III)\)
3 \((A) - (II), (B) - (I), (C) - (IV), (D) - (III)\)
4 \((A) - (III), (B) - (IV), (C) - (I), (D) - (II)\)
NEET DIGITAL LIBRARY
11. THE P-BLOCK ELEMENTS

189652 When \(Al\) is added to \(KOH\) solution

1 No action takes place
2 Oxygen is evolved
3 Water is produced
4 Hydrogen is evolved
11. THE P-BLOCK ELEMENTS

190059 Identify the correct statement for \(B _{2} H _{6}\) from those given below.\((A)\) In \(B _{2} H _{6}\), all \(B - H\) bonds are equivalent.\((B)\) In \(B _{2} H _{6}\) there are four \(3-\)centre\(-2-\)electron bonds.\((C)\) \(B _{2} H _{6}\) is a Lewis acid.\((D)\) \(B _{2} H _{6}\) can be synthesized form both \(BF _{3}\) and \(NaBH _{4}\).\((E)\) \(B _{2} H _{6}\) is a planar molecule.Choose the most appropriate answer from the options given below..... .

1 \((A)\) and \((E)\) only
2 \((B), (C)\) and \((E)\) only
3 \((C)\) and \((D)\) only
4 \((C)\) and \((E)\) only
11. THE P-BLOCK ELEMENTS

190060 Choose the correct stability order of group \(13\) elements in their \(+1\) oxidation state.

1 \(Al < Ga < In < Tl\)
2 \(Tl < In < Ga < Al\)
3 \(Al < Ga < Tl < In\)
4 \(Al < Tl < Ga < In\)
11. THE P-BLOCK ELEMENTS

190062 Match List\(-I\) with List\(-II\)List\(-I\)
(Si-Compounds)


List\(-II\)
(Si-Polymeric/other products)



\((A)\) \(\left( CH _{3}\right)_{4} Si\)
\((I)\) Chain silicone


\((B)\) \(\left( CH _{3}\right) Si ( OH )_{3}\)
\((II)\) Dimeric silicone


\((C)\) \(\left( CH _{3}\right)_{2} Si ( OH )_{2}\)
\((III)\) Silane


\((D)\) \(\left( CH _{3}\right)_{3} Si ( OH )\)
\((IV)\) \(2 D\) - SiliconeChoose the correct answer from the options given below

1 \((A) - (III), (B) - (II), (C) - (I), (D) - (IV)\)
2 \((A) - (IV), (B) - (I), (C) - (II), (D) - (III)\)
3 \((A) - (II), (B) - (I), (C) - (IV), (D) - (III)\)
4 \((A) - (III), (B) - (IV), (C) - (I), (D) - (II)\)
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11. THE P-BLOCK ELEMENTS

189652 When \(Al\) is added to \(KOH\) solution

1 No action takes place
2 Oxygen is evolved
3 Water is produced
4 Hydrogen is evolved
11. THE P-BLOCK ELEMENTS

190059 Identify the correct statement for \(B _{2} H _{6}\) from those given below.\((A)\) In \(B _{2} H _{6}\), all \(B - H\) bonds are equivalent.\((B)\) In \(B _{2} H _{6}\) there are four \(3-\)centre\(-2-\)electron bonds.\((C)\) \(B _{2} H _{6}\) is a Lewis acid.\((D)\) \(B _{2} H _{6}\) can be synthesized form both \(BF _{3}\) and \(NaBH _{4}\).\((E)\) \(B _{2} H _{6}\) is a planar molecule.Choose the most appropriate answer from the options given below..... .

1 \((A)\) and \((E)\) only
2 \((B), (C)\) and \((E)\) only
3 \((C)\) and \((D)\) only
4 \((C)\) and \((E)\) only
11. THE P-BLOCK ELEMENTS

190060 Choose the correct stability order of group \(13\) elements in their \(+1\) oxidation state.

1 \(Al < Ga < In < Tl\)
2 \(Tl < In < Ga < Al\)
3 \(Al < Ga < Tl < In\)
4 \(Al < Tl < Ga < In\)
11. THE P-BLOCK ELEMENTS

190062 Match List\(-I\) with List\(-II\)List\(-I\)
(Si-Compounds)


List\(-II\)
(Si-Polymeric/other products)



\((A)\) \(\left( CH _{3}\right)_{4} Si\)
\((I)\) Chain silicone


\((B)\) \(\left( CH _{3}\right) Si ( OH )_{3}\)
\((II)\) Dimeric silicone


\((C)\) \(\left( CH _{3}\right)_{2} Si ( OH )_{2}\)
\((III)\) Silane


\((D)\) \(\left( CH _{3}\right)_{3} Si ( OH )\)
\((IV)\) \(2 D\) - SiliconeChoose the correct answer from the options given below

1 \((A) - (III), (B) - (II), (C) - (I), (D) - (IV)\)
2 \((A) - (IV), (B) - (I), (C) - (II), (D) - (III)\)
3 \((A) - (II), (B) - (I), (C) - (IV), (D) - (III)\)
4 \((A) - (III), (B) - (IV), (C) - (I), (D) - (II)\)
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