If number of electrons in M-shell is half of K-shell then atomic number and name of element.

If number of electrons in M-shell is half of K-shell then atomic number and name of element.

A) 12, Magnesium

B) 11, Sodium

C) 13, Aluminium

D) 14, Silicon

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

Salim Ahmed Kawsar

B) 11, Sodium

5 views Answered 2023-02-05 15:29

Related Questions

If the three elements X,Y and Z form a triad and atomic weights of X and Z are 9 and 40 respectively then the atomic weight of an element y is _______

2 Answers 9 Views

A man travels half time of its journey with speed of 5m/s and for remaining half time he moves half of its total distance travelled, with speed of 3 m

2 Answers 5 Views

If an element has 3 electrons in the M-shell then the element is …………………

2 Answers 4 Views

l = 0 — i) d – sub shell , 1 = 1 — ii) s – sub shell , 7 = 2 — iii) f – sub shell

2 Answers 4 Views

a) s – sub shell i) Maximum number of electrons is 6, b) p – sub shell ii) Maximum number of electrons is 14

2 Answers 4 Views

The maximum number of electrons accommodated in a sub shell with Azimuthal quantum number (angular momentum quantum number) l is ………………….

2 Answers 6 Views

How is an atom of an element ‘X’ having atomic number ‘Z’ and atomic mass number ‘A’ represented?

2 Answers 5 Views

An element A forms a chloride ACl4 . The number of electrons in the valance shell of A.

2 Answers 6 Views

Which of the following element lose three electrons to get octet in its outer shell?

2 Answers 10 Views

AH2 is formed when element A reacts with hydrogen. Then the number of electrons in valence shell of A are generally

2 Answers 11 Views

এক্সাম দিয়ে মেধা যাচাই করুন

Job Preparation (1125)

Admission (754)

এসএসসি (10)

এইচএসসি (5)