Be^74 Captures K electrons into its nucl...

`Be^7_4` Captures K electrons into its nucleus. The mass no and atomic no. of new nucleus formed are

7, 5

7, 4

6, 3

7, 3

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

MODEL TEST PAPER - 7
KCET PREVIOUS YEAR PAPERS|Exercise CHEMISTRY|60 Videos
MODEL TEST PAPER 02
KCET PREVIOUS YEAR PAPERS|Exercise CHEMISTRY|60 Videos

Similar Questions

Explore conceptually related problems

Number of electrons in the nucleus of an element of atomic number 14 is

The nucleus of an atom consists of

An atom baving mass number 40 has 20 neutrons in its nucleus. What is the atomic number of the clement?

What is the charge on an atomic nucleus?

The ratio of the radius of Bohr first orbit for the electron orbiting the hydrogen nucleus to that of the electron orbiting the deuterium nucleus (mass nearly twice that of H nucleus) is approximately

An element X decays first by positron emission and then two alpha - particles are emitted in successive radioactive decay. If the product nucleus has a mass number 229 and atomic number 89, the mass number and the atomic number of element X are

An atom of an element has 29 electrons. The nucleus of the atom contains 35 neutrons. Find the number of protons in the nucleus and the mass number.

KCET PREVIOUS YEAR PAPERS-MODEL TEST PAPER - 8-CHEMISTRY

Insulin contains 3.4% sulphur. The minimum molecular weight of insulin...
Text Solution
|
Assume that air is 21% oxygen and 79% nitrogen by volume if the barome...
Text Solution
|
Be^74 Captures K electrons into its nucleus. The mass no and atomic no...
Text Solution
|
The number of molecules of CO(2) present in 44 g of CO(2) is
Text Solution
|
Given, C graphite +(1)/(2)O(2)=CO, DeltaH = -10.5 kj …(i) …(ii) CO...
Text Solution
|
When a liquid boils, there is
Text Solution
|
The addition of the salt CH(3)COONa to a solution of CH(3)COOH result ...
Text Solution
|
The conjugate base of CH(3)O^(-) is
Text Solution
|
According to the Arrhenius equation a straight line is to be obtained ...
Text Solution
|
Which electrolyte is least effective in causing coagulation of +ve fer...
Text Solution
|
Dry air was passed successively through a solution of 5 gm of solute d...
Text Solution
|
In the following change, 3 Fe + 4H(2)O = Fe(2)O(4) + 4H(2) If the ...
Text Solution
|
The reference electrode is made up of
Text Solution
|
Oxidation number of chromium in K(2)Cr(2)O(7) is
Text Solution
|
H(2)O2 solution used for hair bleaching is sold as a solution of appro...
Text Solution
|
Which species is paramagnetic?
Text Solution
|
A certain nuclide has a half life period of 30 minutes. If a sample ...
Text Solution
|
In the ground state of Cr atom(Z=24) ,the total number of orbitals pop...
Text Solution
|
For a gas (R//C(v)) = 0.67, the gas is made up of molecules which are
Text Solution
|
Starch is changed into disaccharides in presence of
Text Solution
|