The p-Block Elements

This is an MCQ-based quiz on The p-Block Elements.

This includes Ammonia, Nitrogen, Oxygen, Hydrogen, and Bosch-Haber

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Boron shows diagonal relation with

Al C Si Sn

Which one of the following elements is found in free state in nature?

Sodium Iron Zinc Gold

Which of the following is the strongest oxidising agent?

F2 Cl2 l2 Br2

Which of the following compounds contains S=O and S=S bonds?

Sulphuric acid Thiosulphuric acid Sulphurous acid Thiosulphurous acid.

Which of the following halogen shows only negative oxidation state?

Chlorine Bromine Fluorine Iodine

Which of the following is the strongest acid?

H2O H2S H2Se H2Te

Which of the following oxide of nitrogen is called laughing gas?

NO2 N2O N2O3 N2O5

Which one of the following is an electrophilic reagent?

BF3 KH3 H2O None of these

Catenation property is maximum in

Phosphorus

Carbon

Sulphur

Zinc

The shape of XeF4 is

Tetrahedral

Square planar

Pyramidal

Linear

What happens to the size of atoms of elements of p-block as we move from left to right in the same period?

Size increases Size decreases Size does not change Size increases then decreases

What is the maximum covalency of the nitrogen atom?

One Two Three Four

Why does nitrogen show poor tendency towards catenation?

N atom can form multiple pπ – pπ bonds Octet of N2 is complete unlike carbon The N ≡ N is unreactive at room temperature The N – N single bond is weaker and unstable

What is the primary product of Haber-Bosch process?

Ammonia Nitric acid Nitrous acid Pyridine

Which gas is released when copper chips are subjected to concentrated nitric acid?

Nitrogen (I) oxide Nitrogen (II) oxide Nitrogen (III) oxide Nitrogen (IV) oxide

Which of the following has maximum ionisation potential?

Which one of the following is the strongest lewis acid?

BF3

BCl3

BBr3

Bl3

Modern periodic table is given by

Debonair

Mendeleev

Mendel

None of these

The oxoacid of halogen having maximum acidic character is

HClO4

HClO3

HClO2

HClO

Element found from sea water is

Magnesium

Sodium

Iodine

None of these

Quiz/Test Summary

Title: The p-Block Elements

Questions: 20

Contributed by:

Diego Mon, May 23, 2022 03:29 PM UTC

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Haloalkanes and Haloarenes

Isothermal Reactor Design

Outline of Oxidation

Outline of Halogenation

General Principles and Processes of Isolation of Elements

Collection and Analysis of Rate Data

Ideal Reactors for a Single Reaction, Conversion and Reactor Sizing

Solutions: A homogenous mixture of two or more substances in relative amounts.