Question

please answer it fast with in 2 min please no spam please ​

Answer 1

Answer:

11

2

n=4

3

2l+1

hope this will help you please mark me as brainleast please thank my all answers please

Answer 2

Answer:

86) option 3rd...7

87) It's answer should be 4...but may be there's no option .

88) option 3rd ...n= 4.

89) option 3rd... 25²2P⁵

90) option 3rd..21+1

Explanation:

Well, I m not sure about the second last and last one...

They may be correct or wrong too....sorry for that...

Hope that other ones are helpful...