Past Year (1998 - 2005) MCQs The p-Block Elements (XI) Chemistry NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

$P b O_{2}$ $\to$ $P b O$ $∆ G_{298}$ $< 0$
$S n O_{2} \to S n O$ $∆ G_{298}$ $>$ $0$

The most probable oxidation state of Pb & Sn will be:

1. ${Pb}^{+ 4},$ ${Sn}^{+ 4}$

2. ${Pb}^{+ 4}$ $,$ ${Sn}^{+ 2}$

3. ${Pb}^{+ 2}$ $,$ ${Sn}^{+ 2}$

4. ${Pb}^{+ 2}$ $,$ ${Sn}^{+ 4}$

Subtopic: Carbon Family - Preparations, Properties & Uses |

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In a Borax bead test, which compound is formed:

1. Orthoborate

2. Metaborate

3. Double oxide

4. Tetraborate

Subtopic: Boron Family- Preparations, Properties & Uses |

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Incorrect statement among the following about zeolites is:

1.	They have an open structure which enables them to take up small molecules.
2.	Zeolites are aluminosilicates having a three-dimensional network.
3.	Some of the $\mathrm{SiO}_4^{4-}$units are replaced by $\mathrm{AlO}_4^{5-}$ and $\mathrm{AlO}_6^{9-}$ ions in zeolites.
4.	They are used as cation exchangers.

Subtopic: Boron Family- Preparations, Properties & Uses |

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Select Chapter Topics:

Boron Family- Preparations, Properties & Uses

Anomalous Behaviour of B & C

Compounds of Boron- Preparations, Properties & Uses

Carbon Family - Preparations, Properties & Uses

Structure & Properties of Allotropes of C

Compounds of Carbon, Preparations, Properties & Uses

Properties of Structure of SiO2 & Other Compounds

Properties of Glass, Pb & Sn compounds

Select Chapter Topics:

Boron Family- Preparations, Properties & Uses

Anomalous Behaviour of B & C

Compounds of Boron- Preparations, Properties & Uses

Carbon Family - Preparations, Properties & Uses

Structure & Properties of Allotropes of C

Compounds of Carbon, Preparations, Properties & Uses

Properties of Structure of SiO2 & Other Compounds

Properties of Glass, Pb & Sn compounds

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1.	They have an open structure which enables them to take up small molecules.
2.	Zeolites are aluminosilicates having a three-dimensional network.
3.	Some of the \(\mathrm{SiO}_4^{4-}\)units are replaced by \(\mathrm{AlO}_4^{5-}\) and \(\mathrm{AlO}_6^{9-}\) ions in zeolites.
4.	They are used as cation exchangers.

Select Chapter Topics:

Boron Family- Preparations, Properties & Uses

Anomalous Behaviour of B & C

Compounds of Boron- Preparations, Properties & Uses

Carbon Family - Preparations, Properties & Uses

Structure & Properties of Allotropes of C

Compounds of Carbon, Preparations, Properties & Uses

Properties of Structure of SiO2 & Other Compounds

Properties of Glass, Pb & Sn compounds

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Select Chapter Topics:

Boron Family- Preparations, Properties & Uses

Anomalous Behaviour of B & C

Compounds of Boron- Preparations, Properties & Uses

Carbon Family - Preparations, Properties & Uses

Structure & Properties of Allotropes of C

Compounds of Carbon, Preparations, Properties & Uses

Properties of Structure of SiO2 & Other Compounds

Properties of Glass, Pb & Sn compounds

NEET Information

courses

Company

Botany Questions

Chemistry Questions

Physics Questions

Zoology Questions