Question # 1

The penultimate shells have pscudo inert gas type configuration.

Choose an answer

Ga

In

TI

All above

In the long form of periodic table, elements are arranged according to.

Choose an answer

Increasing atomic number

Decreasing atomic number

Increasing atomic mass

Decreasing atomic mass

The solution of the transition metal complexes having one or more unpaired electrons in the d-orbital are.

Choose an answer

Coloured

Colourless

White

None of above

A thionic acid

Choose an answer

H2S2O3

H2S2O6

H2S2O8

H2S2O7

The type of bonding in HCl is

Choose an answer

Pure covalent

Polar covalent

Highly polar

Hydrogen bonding

Perdisulphuric acid is.

Choose an answer

Marshal acid

Caro acid

None of above

Any of above

The electronic configuration of chromium is 4s1, 3d5, The elements tungsten (W) belongs to the same group and has atomic number 74.The configuration of its valence shell is.

Choose an answer

5s1, 4d5

6s1, 5d5

6s1, 5d6

6s1, 5d4

What element is the most abundant by mass in the Earth's crust.

Choose an answer

Fe

H

O

K

Neon is used in neon signs for advertising purpose because.

Choose an answer

Neon lights are visible from long distance

Neon light are visible though fog & mist

Both A and B

None of the above

The geometry of the molecule is primarily decided by

Choose an answer

Bond pairs around the central atom

No of k bond around the central atom

No of bond pairs as well as lone pairs around the central atom

No. of lone pairs on central atom

Berllium has diagonal relationship with

Choose an answer

Li

Al

B

Na

The size of iso electronic species - F- , Ne, and Na+ is affected by

Choose an answer

Nuclear charge (Z)

Valence principal quantum number (n)

Electron electron interaction in the outer orbital

None of the factors because their size to the same.

Example of peseudohalonge group.

Choose an answer

Cyanogen

Thiocyanogen

Selenocyanogen

All above

The ion that is isoelectornic with CO is

Choose an answer

CN-

O2+

CO2-

N2+

Which of the following steps in involved in the metallurgy of aluminium.

Choose an answer

Purification of bauxite

Electrolytic reduction of alumina

Refining of aluminum

All above

Fluorine does not show variable oxidation state because of.

Choose an answer

its high electronegativity

Its small sixe

low dissociation energy of F-F bond

Non availability of d-orbitals

Which of the following is not true as compared with alkaline earth metals.

Choose an answer

Alkali metals are more reactive

Alkali metals have lower density

Alkali metals are more electro positiveness

Alkali metals have stronger metallic bonds

Which of the following is the third most abundant element in the nature.

Choose an answer

Oxygen

Sulphur

Aluminum

Hydrogen

A chemical reaction resulting in a change in the electric charge on the reacting particles may be called as.

Choose an answer

Add ion reaction

Redox reaction

Elimination reaction

Chain reaction

Amorphous boron on burning in air form

Choose an answer

B(OH)3

Only B2O3

Only BN

Mixture of B2O3 and BN

Which of the following pairs shows diagonal relationship

Choose an answer

Li and Mg

Na and K

Zn and Cd

Li and BE

More Classes

Other Links

PPSC Chemistry Part III Inorganic Chemistry Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer