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

190046 Assertion : Atomic radius of gallium is higher than that of aluminiumReason : The presence of additional \(d-\) electron offer poor screening effect for the outer electrons from increased nuclear charge.

1 If the Assertion is correct but Reason is incorrect.
2 If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
3 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
4 If both the Assertion and Reason are incorrect.
11. THE P-BLOCK ELEMENTS

190047 Which of the following is incorrect statement ?

1 \(PbF_4\) is covalent in nature
2 \(SiCl_4\) is easily hydrolysed
3 \(GeX_4\; (X = F, Cl, Br, I)\) is more stable than \(GeX_2\)
4 \(SnF_4\) is ionic in nature
11. THE P-BLOCK ELEMENTS

190049 Which of the following compounds is used in cosmetic surgery?

1 Silica
2 Silicates
3 Silicones
4 Zeolites
11. THE P-BLOCK ELEMENTS

190051 The correct order of atomic radii in group \(13\) elements is

1 \(\mathrm{B} < \mathrm{Al} < \mathrm{In} < \mathrm{Ga} < \mathrm{Tl}\)
2 \(\mathrm{B} < \mathrm{Al} < \mathrm{Ga} < \mathrm{In} < \mathrm{T}\)
3 \(\mathrm{B} < \mathrm{Ga} < \mathrm{Al} < \mathrm{T}) < \mathrm{In}\)
4 \(\mathrm{B} < \mathrm{Ga} < \mathrm{Al} < \mathrm{In}  < \mathrm{Tl}\)
11. THE P-BLOCK ELEMENTS

190052 \('X'\) melts at low temperature and is a bad conductor of electricity in both liquid and solid state. \(X\) is

1 Carbon tetrachloride
2 Mercury
3 Silicon carbide
4 Zinc sulphide
NEET DIGITAL LIBRARY
11. THE P-BLOCK ELEMENTS

190046 Assertion : Atomic radius of gallium is higher than that of aluminiumReason : The presence of additional \(d-\) electron offer poor screening effect for the outer electrons from increased nuclear charge.

1 If the Assertion is correct but Reason is incorrect.
2 If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
3 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
4 If both the Assertion and Reason are incorrect.
11. THE P-BLOCK ELEMENTS

190047 Which of the following is incorrect statement ?

1 \(PbF_4\) is covalent in nature
2 \(SiCl_4\) is easily hydrolysed
3 \(GeX_4\; (X = F, Cl, Br, I)\) is more stable than \(GeX_2\)
4 \(SnF_4\) is ionic in nature
11. THE P-BLOCK ELEMENTS

190049 Which of the following compounds is used in cosmetic surgery?

1 Silica
2 Silicates
3 Silicones
4 Zeolites
11. THE P-BLOCK ELEMENTS

190051 The correct order of atomic radii in group \(13\) elements is

1 \(\mathrm{B} < \mathrm{Al} < \mathrm{In} < \mathrm{Ga} < \mathrm{Tl}\)
2 \(\mathrm{B} < \mathrm{Al} < \mathrm{Ga} < \mathrm{In} < \mathrm{T}\)
3 \(\mathrm{B} < \mathrm{Ga} < \mathrm{Al} < \mathrm{T}) < \mathrm{In}\)
4 \(\mathrm{B} < \mathrm{Ga} < \mathrm{Al} < \mathrm{In}  < \mathrm{Tl}\)
11. THE P-BLOCK ELEMENTS

190052 \('X'\) melts at low temperature and is a bad conductor of electricity in both liquid and solid state. \(X\) is

1 Carbon tetrachloride
2 Mercury
3 Silicon carbide
4 Zinc sulphide
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11. THE P-BLOCK ELEMENTS

190046 Assertion : Atomic radius of gallium is higher than that of aluminiumReason : The presence of additional \(d-\) electron offer poor screening effect for the outer electrons from increased nuclear charge.

1 If the Assertion is correct but Reason is incorrect.
2 If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
3 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
4 If both the Assertion and Reason are incorrect.
11. THE P-BLOCK ELEMENTS

190047 Which of the following is incorrect statement ?

1 \(PbF_4\) is covalent in nature
2 \(SiCl_4\) is easily hydrolysed
3 \(GeX_4\; (X = F, Cl, Br, I)\) is more stable than \(GeX_2\)
4 \(SnF_4\) is ionic in nature
11. THE P-BLOCK ELEMENTS

190049 Which of the following compounds is used in cosmetic surgery?

1 Silica
2 Silicates
3 Silicones
4 Zeolites
11. THE P-BLOCK ELEMENTS

190051 The correct order of atomic radii in group \(13\) elements is

1 \(\mathrm{B} < \mathrm{Al} < \mathrm{In} < \mathrm{Ga} < \mathrm{Tl}\)
2 \(\mathrm{B} < \mathrm{Al} < \mathrm{Ga} < \mathrm{In} < \mathrm{T}\)
3 \(\mathrm{B} < \mathrm{Ga} < \mathrm{Al} < \mathrm{T}) < \mathrm{In}\)
4 \(\mathrm{B} < \mathrm{Ga} < \mathrm{Al} < \mathrm{In}  < \mathrm{Tl}\)
11. THE P-BLOCK ELEMENTS

190052 \('X'\) melts at low temperature and is a bad conductor of electricity in both liquid and solid state. \(X\) is

1 Carbon tetrachloride
2 Mercury
3 Silicon carbide
4 Zinc sulphide
For More Updates join with Us
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11. THE P-BLOCK ELEMENTS

190046 Assertion : Atomic radius of gallium is higher than that of aluminiumReason : The presence of additional \(d-\) electron offer poor screening effect for the outer electrons from increased nuclear charge.

1 If the Assertion is correct but Reason is incorrect.
2 If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
3 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
4 If both the Assertion and Reason are incorrect.
11. THE P-BLOCK ELEMENTS

190047 Which of the following is incorrect statement ?

1 \(PbF_4\) is covalent in nature
2 \(SiCl_4\) is easily hydrolysed
3 \(GeX_4\; (X = F, Cl, Br, I)\) is more stable than \(GeX_2\)
4 \(SnF_4\) is ionic in nature
11. THE P-BLOCK ELEMENTS

190049 Which of the following compounds is used in cosmetic surgery?

1 Silica
2 Silicates
3 Silicones
4 Zeolites
11. THE P-BLOCK ELEMENTS

190051 The correct order of atomic radii in group \(13\) elements is

1 \(\mathrm{B} < \mathrm{Al} < \mathrm{In} < \mathrm{Ga} < \mathrm{Tl}\)
2 \(\mathrm{B} < \mathrm{Al} < \mathrm{Ga} < \mathrm{In} < \mathrm{T}\)
3 \(\mathrm{B} < \mathrm{Ga} < \mathrm{Al} < \mathrm{T}) < \mathrm{In}\)
4 \(\mathrm{B} < \mathrm{Ga} < \mathrm{Al} < \mathrm{In}  < \mathrm{Tl}\)
11. THE P-BLOCK ELEMENTS

190052 \('X'\) melts at low temperature and is a bad conductor of electricity in both liquid and solid state. \(X\) is

1 Carbon tetrachloride
2 Mercury
3 Silicon carbide
4 Zinc sulphide
NEET DIGITAL LIBRARY
11. THE P-BLOCK ELEMENTS

190046 Assertion : Atomic radius of gallium is higher than that of aluminiumReason : The presence of additional \(d-\) electron offer poor screening effect for the outer electrons from increased nuclear charge.

1 If the Assertion is correct but Reason is incorrect.
2 If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
3 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
4 If both the Assertion and Reason are incorrect.
11. THE P-BLOCK ELEMENTS

190047 Which of the following is incorrect statement ?

1 \(PbF_4\) is covalent in nature
2 \(SiCl_4\) is easily hydrolysed
3 \(GeX_4\; (X = F, Cl, Br, I)\) is more stable than \(GeX_2\)
4 \(SnF_4\) is ionic in nature
11. THE P-BLOCK ELEMENTS

190049 Which of the following compounds is used in cosmetic surgery?

1 Silica
2 Silicates
3 Silicones
4 Zeolites
11. THE P-BLOCK ELEMENTS

190051 The correct order of atomic radii in group \(13\) elements is

1 \(\mathrm{B} < \mathrm{Al} < \mathrm{In} < \mathrm{Ga} < \mathrm{Tl}\)
2 \(\mathrm{B} < \mathrm{Al} < \mathrm{Ga} < \mathrm{In} < \mathrm{T}\)
3 \(\mathrm{B} < \mathrm{Ga} < \mathrm{Al} < \mathrm{T}) < \mathrm{In}\)
4 \(\mathrm{B} < \mathrm{Ga} < \mathrm{Al} < \mathrm{In}  < \mathrm{Tl}\)
11. THE P-BLOCK ELEMENTS

190052 \('X'\) melts at low temperature and is a bad conductor of electricity in both liquid and solid state. \(X\) is

1 Carbon tetrachloride
2 Mercury
3 Silicon carbide
4 Zinc sulphide