Home
Class 12
CHEMISTRY
An isobar of ""(20)^(40)Ca is...

An isobar of `""_(20)^(40)Ca` is

A

`._(18)^(40)Ar`

B

`._(20)^(38)Ca`

C

`._(1)^(1)H^(+)`

D

`._(18)^(38)Ar`

Text Solution

Verified by Experts

The correct Answer is:
A
Isobars have equal mass number [protons `+` neutrons
Isotopes have equal atomic no. [Protons]
Isotones have equal neutrons.
Promotional Banner

Similar Questions

Explore conceptually related problems

An isobar of ._(20)Ca^(40) is

Isobars

The calculated mass of ""_(20)Ca^(40) is 40.328 u. It releases 306.3 MeV energy in a nuclear process . Its isotopic mass is

Find the atomic structure of ._(20)^(40)Ca .

Let m_(p) be the mass of a poton , M_(1) the mass of a _(10)^(20) Ne nucleus and M_(2) the mass of a _(20)^(40) Ca nucleus . Then

What is the minimum photon energy required to remove the least bound neutron of ._(20)^(40)Ca and ._(18)^(40)Ar . The nesessary atomic masses (in mu ) are given below: {:(M(.^(40)Ca)=39.962591 u),(M(.^(39)Ca)=38.970719 u),(M(.^(40)Ar)=39.962383 ),(M(.^(39)Ar)=38.964314 u),(" "m_n=1.008665 u):}

Which of the following pairs represent isotopes and which represent isobars? ""_(19)^(40)K, ""_(20 )^(40)Ca Calculate the difference in the number of neutrons in the isotopic pairs.