MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Electron Affinity

If an intrins...

Question

If an intrinsic semiconductor is heated, the ratio of free electrons to holes is :

A

greater than one

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

less than one

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

equal to one

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

D

dercease and becomes zero

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C equal to one
If an intrinsic semiconductor is heated, the no. of electrons and holes will remain same, only the band gap decreases.

Suggest Corrections

thumbs-up

0

Similar questions

Q. If the product of number of free electrons and number of holes in a silicon intrinsic semiconductor is

10^{36}

, then number of free electrons is -

Q. In an intrinsic semiconductor, the density of conduction electrons is

7.07 \times 10^{15} m^{- 3}

. When it is doped with indium, the density of holes becomes

5 \times 10^{22} m^{- 3}

. Find the density of conduction electrons in doped semiconductor

Q. When a potential difference is applied across an intrinsic semiconductor, current generates due to the flow of holes and electrons.

n_{p}

n_{e}

are the number of holes and conduction electrons in an intrinsic semiconductor then _________.

Q. Comment on the hole and electron concentration in an intrinsic semiconductor?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Electron Gain Enthalpy

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Electron Affinity

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon