Home
Class 12
CHEMISTRY
Assertion: Melting point of Mn is more t...

Assertion: Melting point of Mn is more than that of Fe.
Reason : Mn has higher number of unpaired `e^(2)` than Fe in atomic state.

A

If both assertion and reason are true and the reason is the correct explanation of assertion

B

If both assertion and reason are true and the reason is not the correct explanation of assertion

C

If assertion is false but reason is true

D

If assertion is true but the reason is false

Text Solution

Verified by Experts

The correct Answer is:
D
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • d-BLOCK ELEMENTS

    VK JAISWAL|Exercise SUBJECTIVE PROBLEMS|6 Videos
  • d-BLOCK ELEMENTS

    VK JAISWAL|Exercise MATCH THE COLUMN|4 Videos
  • CO-ORDINATION COMPOUNDS

    VK JAISWAL|Exercise ASSERTION-REASON TYPE QUESTIONS|26 Videos
  • ENVIRONMENTAL CHEMISTRY

    VK JAISWAL|Exercise ASSERTION-REASON TYPE QUESTIONS|14 Videos

Similar Questions

Explore conceptually related problems

Density of Mn is more/ less than Fe.

Fe^(2+) ion has more number of unpaired electrons than Fe^(3+) .

Knowledge Check

  • The number of unpaired electrons in Mn^(2+) is-

    A
    1
    B
    3
    C
    4
    D
    5
  • Assertion:Melting point of n-butane is higher than propane. Reason: it is called oscillation effect

    A
    If both assertion and reason are true and the reason is the correct explanation of the assertion
    B
    If both assertion and reason are true but reason is not the correct explanation of the assertion
    C
    if assertion is true but reason is false
    D
    If the assertion and reason both are false
  • Assertion (A) : Fe^(3+) (g) ion is more stable than Fe^(2+)(g) ion. Reason (R) : Fe^(3+) ion has more number of unpaired electrons than Fe^(2+) ion.

    A
    Both A and R true and R is the correct explanation of A
    B
    Both A and R are true but R is not a correct explanation of A
    C
    A is true but R is false
    D
    A is false but R is true
  • Similar Questions

    Explore conceptually related problems

    Assertion :-HCl is more polar than HF. Reason :- Cl has more E.N. than F.

    Assertion : Magnetic moment of Mn^(2+) is less than Cr^(2+) Reason: Higher the atomic number smaller is the magnetic moment.

    Assertion : Reduction potential of Mn ( + 3 to + 2) is more positive than that of Fe ( + 3 to + 2). Reason : Ionisation potential of Mn is more than that of Fe.

    Assertion :- I effect of Cl atom is greater than F atom. Reason :- Cl atom has more elctronegativity than F atom.

    Assertion:SiC has higher melting point than NaCl. Reason: SiC has stronger electrostatic forces of attraction.