NEET Chemistry MCQ: NCERT d- and f-Block Properties | NEET.Guide Questions

Red hot steel rod on suddenly immersing in water becomes:

A

Soft and malleable

B

Hard and brittle

C

Tough and ductile

D

Fibrous

Question Tags

📚 Subject:Chemistry

📑 Chapter:d- and f-Block Elements

🎯Topic:Characteristic Properties

🎓 Ncert Level:Remembering

🎯Difficulty :Medium

⚡ Time Required :1 mins

🔄Ncert Concepts :Material Science, Heat Treatment, Quenching, Material Properties

Related Questions

Among the following, the compound that is both paramagnetic and coloured is

A

${\left( {{\rm{N}}{{\rm{H}}_4}} \right)_2}\left( {{\rm{TiC}}{{\rm{l}}_6}} \right)$

B

${{\rm{K}}_2}{\rm{C}}{{\rm{r}}_2}{{\rm{O}}_7}$

C

${{\rm{K}}_3}\left[ {{\rm{Cu}}{{\left( {{\rm{CN}}} \right)}_4}} \right]$

D

${\rm{VOS}}{{\rm{O}}_4}$

Question Tags

📚 Subject:Chemistry

📑 Chapter:d- and f-Block Elements

🎯Topic:Characteristic Properties

🎓 Ncert Level:Analyzing

🎯Difficulty :Medium

⚡ Time Required :3 mins

🔄Ncert Concepts :Paramagnetism, Color of transition metal complexes, Electronic configuration, Oxidation state

Second series of transition elements starts with:

A

Yttrium

B

Chromium

C

Zinc

D

Scandium

Question Tags

📚 Subject:Chemistry

📑 Chapter:d- and f-Block Elements

🎯Topic:Characteristic Properties

🎓 Ncert Level:Remembering

🎯Difficulty :Medium

⚡ Time Required :1 mins

🔄Ncert Concepts :Periodic Table, Transition Metals, Series of elements

The colour of an electrolyte solution depends on:

A

The nature of the anion

B

The nature of the cation

C

The nature of both the ions

D

The nature of the solvent

Question Tags

📚 Subject:Chemistry

📑 Chapter:d- and f-Block Elements

🎯Topic:Characteristic Properties

🎓 Ncert Level:Understanding

🎯Difficulty :Easy

⚡ Time Required :2 mins

🔄Ncert Concepts :Electrolyte solutions, Ion color, Transition metal complexes

A solution when diluted with ${{\rm{H}}_2}{\rm{O}}$ and boiled gives a white ppt. On addition of excess ${\rm{N}}{{\rm{H}}_4}{\rm{Cl}}/{\rm{N}}{{\rm{H}}_4}{\rm{OH}}$ , the volume of precipitate decreases due to dissolution leaving behind a white gelatinous precipitate. The precipitate which dissolves in ${\rm{N}}{{\rm{H}}_4}{\rm{OH}}/{\rm{N}}{{\rm{H}}_4}{\rm{Cl}}$ is:

A

${\rm{Zn}}{\left( {{\rm{OH}}} \right)_2}$

B

${\rm{Al}}{\left( {{\rm{OH}}} \right)_3}$

C

${\rm{Mg}}{\left( {{\rm{OH}}} \right)_2}$

D

${\rm{Ca}}{\left( {{\rm{OH}}} \right)_2}$

Question Tags

📚 Subject:Chemistry

📑 Chapter:d- and f-Block Elements

🎯Topic:Characteristic Properties

🎓 Ncert Level:Analyzing

🎯Difficulty :Hard

⚡ Time Required :3 mins

🔄Ncert Concepts :Solubility, Complex ion formation, Qualitative analysis, Metal hydroxides

The group of metals which is known as ferrous metals is:

A

Fe, Co, Ni

B

Ru, Rh, Pd

C

Os, Ir, Pt

D

Cr, Mn, Cu

Question Tags

📚 Subject:Chemistry

📑 Chapter:d- and f-Block Elements

🎯Topic:Characteristic Properties

🎓 Ncert Level:Remembering

🎯Difficulty :Easy

⚡ Time Required :1 mins

🔄Ncert Concepts :Ferrous metals, Transition metals

If a pure-breeding tall pea plant (TT) is crossed with a pure-breeding dwarf pea plant (tt), what percentage of the F2 generation will be dwarf?

A

0%

B

25%

C

50%

D

75%

Question Tags

📚 Subject:Chemistry

📑 Chapter:d- and f-Block Elements

🎯Topic:Characteristic Properties

PYQ YEAR: 2022

🎓 Ncert Level:Application

🎯Difficulty :Medium

⚡ Time Required :1 mins

🔄Ncert Concepts :Mendelian Inheritance, Monohybrid Cross, Genotype, Phenotype

Which of the following has highest b.p.?

A

Cr

B

Ti

C

Fe

D

Co

Question Tags

📚 Subject:Chemistry

📑 Chapter:d- and f-Block Elements

🎯Topic:Characteristic Properties

🎓 Ncert Level:Understanding

🎯Difficulty :Easy

⚡ Time Required :2 mins

🔄Ncert Concepts :boiling point, metallic bonding, transition metals

Which statement is incorrect?

A

A prime number is only divisible by 1 and itself.

B

All prime numbers are odd

C

If a number is divisible by 2 and 3, it is divisible by 6.

D

1 is not a prime number

Question Tags

📚 Subject:Chemistry

📑 Chapter:d- and f-Block Elements

🎯Topic:Characteristic Properties

🎓 Ncert Level:Understanding

🎯Difficulty :Easy

⚡ Time Required :2 mins

🔄Ncert Concepts :periodic table, transition metals, d-block, f-block, group number

A metal is left exposed to air for sometime. It becomes coated with basic green carbonate. The metal is:

A

K

B

Cu

C

Zn

D

Al

Question Tags

📚 Subject:Chemistry

📑 Chapter:d- and f-Block Elements

🎯Topic:Characteristic Properties

🎓 Ncert Level:Understanding

🎯Difficulty :Medium

⚡ Time Required :2 mins

🔄Ncert Concepts :metal reactivity, corrosion, basic metal carbonates

Which metal makes steel suitable for cutting purposes by maintaining the cutting edge of the blade?

A

Mn

B

Al

C

W

D

C

Question Tags

📚 Subject:Chemistry

📑 Chapter:d- and f-Block Elements

🎯Topic:Characteristic Properties

🎓 Ncert Level:Remembering

🎯Difficulty :Easy

⚡ Time Required :1 mins

🔄Ncert Concepts :Material Science, Metallurgy, Properties of Metals

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