Home
Class 11
CHEMISTRY
PASSAGE - IV : In periodic table metals ...

PASSAGE - IV : In periodic table metals show high reducing ability and non-metals show high oxidizing ability. The properties of metalloids in between metals and non-metals. In a group from top to bottom the reducing ability increases and in a period from left to right oxidizing ability increases.
In which of the following set both are metalloids

A

As,Se

B

Si,P

C

Mg,Al

D

Sn,Pb

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • PERIODIC TABLE

    AAKASH SERIES|Exercise OBJECTIVE EXERCISE -3|30 Videos

  • PERIODIC PROPERTIES

    AAKASH SERIES|Exercise LEVEL-II (TYPE -II) (PRACTICE SHEET -3 (SUBJECTIVE/ ANALYTICAL TYPE QUESTIONS ))|8 Videos

  • PURIFICATION OF ORGANIC COMPOUNDS AND IUPAC NOMENCLATURE

    AAKASH SERIES|Exercise ADDITIONAL PRCATICE EXERCISE (LEVEL - II (LECTURE SHEET (ADVANCED) INTEGER TYPE QUESTIONS)|2 Videos

Similar Questions

Explore conceptually related problems

PASSAGE - IV : In periodic table metals show high reducing ability and non-metals show high oxidizing ability. The properties of metalloids in between metals and non-metals. In a group from top to bottom the reducing ability increases and in a period from left to right oxidizing ability increases. F_2 is strong oxidizing agen than Cl_2 due to

List out the properties of elements which increase in a group from top to bottom as well as in a period from left to right.

PASSAGE - 3 : In modern periodic table there is gradation in the properties of elements. In a period the Ionisation energy, Electron affinity, Electro negativity, Non-Metallic nature increases. In a group the atomic size, metallic nature, reducing properties and densities of elements increases. The pair of elements with equal electro negativities

PASSAGE - 3 : In modern periodic table there is gradation in the properties of elements. In a period the Ionisation energy, Electron affinity, Electro negativity, Non-Metallic nature increases. In a group the atomic size, metallic nature, reducing properties and densities of elements increases. Whic pair of elements have positive electron affinity values

Choose the right properties of periodic table. (a) Atomic radius increases from top to bottom along a group. (b) Atomic radius decreases from left to right along a period. (c) Valency remains the same in a group. (d) lonisation energy increases on moving down a group.

Write the periodic changes in the following properties : (a) nature of the oxides of elements and (b) metallic and non-metallic properties of elements.

Identify the correct statements from the following. (i) In the periodic table, about 78% of elements are metals. (ii) In a group, the metallic character decreases from top to battom and in a period the non-metallic character decreases from left to right. (iii) The element Ho belongs to f-block.

PASSAGE - 3 : In modern periodic table there is gradation in the properties of elements. In a period the Ionisation energy, Electron affinity, Electro negativity, Non-Metallic nature increases. In a group the atomic size, metallic nature, reducing properties and densities of elements increases. In the compunds KO_2,Cr_2,O_3,SO_2 and Cl_2O_3 Which element shows more valency with respect to oxygen

In the periodic table, the maximum chemical reactivity is at the extreme left (alkali metals) and extreams right (halongens). Which properties of these two groups are responsible for this ?