Question

Assertion : The number of electrons donated (or) accepted by an atom of an element so as to have 8 electrons in its outermost orbit is called valency. Reason : The metallic ions formed by the donating 3 electrons from their outermost orbit are called trivalent electropositive ions. *



1. Both A and R are true and R is the correct explanation of A.

2. Both A and R are true but R is NOT the correct explanation of A.

3. A is true but R is false.

4. A is false but R is true.

5. Both A and R are false​

Answer 1

Answer:

4 A is false R is true

Explanation:

because The number of electrons donated (or) accepted by an atom of an element so as to have 8 electrons in its outermost orbit is called octet not valency