CameraIcon

SearchIcon

MyQuestionIcon

1

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

Modern Periodic Law

The atomic nu...

Question

The atomic number of aluminium (Al) is 13, and its mass number is 27. The total number of neutrons in an Al atom is.

A

15

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

B

13

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

C

14

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

Open in App

Solution

The correct option is C 14
Given:
Atomic number of aluminium, Z = 13
Mass number of aluminium, A = 27
$⟹$ Number of neutrons in aluminium = (A - Z) = 27 - 13 = 14.

Suggest Corrections

thumbs-up

36

Similar questions

Calculate number of moles in 270g of Aluminium .Atomic mass of Al - 27

Q. Find the number of oxygen atom present in

0.051 g

of aluminium oxide.
(Given: atomic mass of

A l = 27 u

)

Q. Calculate the number of aluminium ions present in 0.051 g of aluminium oxide (Atomic mass of Al = 27u).

Q. Find the number of aluminium ions present in

0.051 g

of aluminium oxide

({A l}_{2} O_{3})

.
(Atomic mass :

A l

O

Q. Calculate the number of aluminium ions present in 0.051 g of aluminium oxide (Al₂O₃). (Atomic masses: Al = 27 u; O = 16 u)

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Contraceptive Methods

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Modern Periodic Law

Standard X Chemistry

Join BYJU'S Learning Program

CrossIcon