You visited us 4 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard XII

Chemistry

Thomson's Discovery of Electrons

Mass of an el...

Question

Mass of an electron in amu is _____.

0.00055

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

0.0055

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

0.000055

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

0.055

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

Open in App

Solution

The correct option is C 0.00055
Mass of electron is $0.00055$ amu.
Charge= - $1.6 \times 10^{- 19}$ C.

Suggest Corrections

Similar questions

Q. Calculate the mass defect and binding energy per nucleon of

_{8}^{16} O

which has a mass

15.99491 a m u

.
Mass of neutron

= 1.008655 a m u

Mass of proton

= 1.007277 a m u

Mass of electron

= 0.0005486 a m u

1 a m u = 931.5 M e V

Q. An alpha particle

(^{4} H e)

has a mass

4.00300 a m u

. A proton has a mass

1.00783

amu and a neutron has a mass

1.00867 a m u

respectively. The binding energy of alpha estimated from these data is closest to:

Q. The energy released in the following process is :

A + B

\to

C + D + Q

(mass of

A

1.002

amu ; mass of

B

1.004

amu ;mass of

C

1.001

amu ; mass of

D

1.003

amu)

Q. Helium has a mass number

4

and the atomic number

2

. Calculate the nuclear binding energy per nucleon. (mass of neutron

= 1.00893 a m u

and proton

= 1.00814 a m u

H e = 4.0039 a m u

and mass of electron is negligible).

Q. The atomic mass of

_{8} O^{16}

15.9949 a m u

. Mass of one neutron and one proton is

2.016490 a m u

and the mass of an electron is

0.00055 a m u

. The binding energy per nucleon of oxygen atom is

Join BYJU'S Learning Program

Mass of an electron in amu is _____.

The correct option is C 0.00055Mass of electron is 0.00055amu.Charge= - 1.6×10−19C.

The correct option is C 0.00055
Mass of electron is $0.00055$ amu.
Charge= - $1.6 \times 10^{- 19}$ C.