Electron distribution in different orbits

Q.

Statement 1: Noble gases are highly reactive.
Statement-2: Noble gases have fully filled outer orbits.

1. Only statement 1 is true

2. Only statement 2 is true

3. Statements 1 and 2 are true, but 2 is not the correct explanation of 1
4. Statements 1 and 2 are true and also 2 is the correct explanation of 1

Q.

The maximum number of electrons in 2nd shell.

Q.

How many electrons are present in the outermost shell of $\mathrm{Lithium}$ atom?

Q. An atom, X, consists a total number of 9 electrons. So, its outermost orbit _______ will have ______ electrons in it.

1. M; 8
2. M; 7
3. L; 8
4. L; 7