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- Home
- Engineering
- Need clarity, kindly explain! A Hard and resistantalloy generally used in tip of nib of pen is :
- #Birla Institute of Technology & Science Admission Test
- #AIIMS MBBS
- #Chemistry
- #Engineering
- #p- d- and f-block elements
A Hard and resistant alloy generally used in tip of nib of pen is :
- Option 1)
- Option 2)
- Option 3)
- Option 4)
Answers (1)
As we learnt in
Magnetic properties -
when a magnetic field is applied to a substance of metals, they show generally two types of magnetic behaviour
1. Diamagnetism
2. Paramagnetism
-
KMmO4, in this compund, the O.S. of Mn is +7 and it's d-orbitals are vacant. With no unpaired electrons, the compound is diamagnetic.
Option 1)
This answer is correct
Option 2)
This answer is correct
Option 3)
This answer is incorrect
Option 4)
This answer is incorrect
View full answer
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